light & sound.diagram. englishl
TRANSCRIPT
![Page 1: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/1.jpg)
LIGHT SOUND
![Page 2: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/2.jpg)
Definition:
LIGHT SOUND
![Page 3: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/3.jpg)
Definition:
LIGHT SOUND
![Page 4: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/4.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
![Page 5: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/5.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
![Page 6: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/6.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.-
.-
.-
![Page 7: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/7.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.-
.-
![Page 8: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/8.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.-
![Page 9: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/9.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
![Page 10: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/10.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
Light sources:
![Page 11: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/11.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.-
.-
.-
Light sources:
![Page 12: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/12.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.-
.-
Light sources:
![Page 13: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/13.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.-
Light sources:
![Page 14: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/14.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
_____________
Light sources:
![Page 15: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/15.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
![Page 16: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/16.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
![Page 17: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/17.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.-
.-
.-
![Page 18: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/18.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.-
.-
![Page 19: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/19.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.-
![Page 20: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/20.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
![Page 21: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/21.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
_______Km/sg.(_____________)
![Page 22: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/22.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
![Page 23: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/23.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
![Page 24: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/24.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.-
.-
.-
![Page 25: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/25.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.-
.-
![Page 26: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/26.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.-
![Page 27: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/27.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
![Page 28: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/28.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
![Page 29: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/29.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.-
.-
.-
.-
.-
.-
.-
.-
.-
![Page 30: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/30.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.-
.-
.-
.-
.-
.-
.-
.-
![Page 31: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/31.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.-
.-
.-
.-
.-
.-
.-
![Page 32: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/32.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.-
.-
.-
.-
.-
.-
![Page 33: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/33.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.-
.-
.-
.-
.-
![Page 34: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/34.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.-
.-
.-
.-
![Page 35: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/35.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.-
.-
.-
![Page 36: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/36.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.-
.-
![Page 37: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/37.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.-
![Page 38: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/38.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
![Page 39: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/39.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
_________ _______
![Page 40: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/40.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
White light 7 colours
![Page 41: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/41.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
White light 7 colours
Definition:
![Page 42: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/42.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
White light 7 colours
Definition:
![Page 43: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/43.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
White light 7 colours
Definition:
Form of energy
produced by
objects when
they vibrate
![Page 44: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/44.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
White light 7 colours
Definition:
Form of energy
produced by
objects when
they vibrate
Characteristics:
![Page 45: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/45.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
White light 7 colours
Definition:
Form of energy
produced by
objects when
they vibrate
Characteristics:
.-
.-
.-
.-
.-
.-
.-
![Page 46: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/46.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
White light 7 colours
Definition:
Form of energy
produced by
objects when
they vibrate
Characteristics:
.- INTENSITY:
.-
.-
.-
.-
.-
.-
![Page 47: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/47.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
White light 7 colours
Definition:
Form of energy
produced by
objects when
they vibrate
Characteristics:
.- INTENSITY:
.- LOUD
.-
.-
.-
.-
.-
![Page 48: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/48.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
White light 7 colours
Definition:
Form of energy
produced by
objects when
they vibrate
Characteristics:
.- INTENSITY:
.- LOUD
.- LOW
.-
.-
.-
.-
![Page 49: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/49.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
White light 7 colours
Definition:
Form of energy
produced by
objects when
they vibrate
Characteristics:
.- INTENSITY:
.- LOUD
.- LOW
.- TONE:
.-
.-
.-
![Page 50: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/50.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
White light 7 colours
Definition:
Form of energy
produced by
objects when
they vibrate
Characteristics:
.- INTENSITY:
.- LOUD
.- LOW
.- TONE:
.- HIGH
.-
.-
![Page 51: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/51.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
White light 7 colours
Definition:
Form of energy
produced by
objects when
they vibrate
Characteristics:
.- INTENSITY:
.- LOUD
.- LOW
.- TONE:
.- HIGH
.- BASS or LOW
.-
![Page 52: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/52.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
White light 7 colours
Definition:
Form of energy
produced by
objects when
they vibrate
Characteristics:
.- INTENSITY:
.- LOUD
.- LOW
.- TONE:
.- HIGH
.- BASS or LOW
.- QUALITY:
![Page 53: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/53.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
White light 7 colours
Definition:
Form of energy
produced by
objects when
they vibrate
Characteristics:
.- INTENSITY:
.- LOUD
.- LOW
.- TONE:
.- HIGH
.- BASS or LOW
.- QUALITY: makes
possible to distinguish the
source of sound
![Page 54: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/54.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
White light 7 colours
Definition:
Form of energy
produced by
objects when
they vibrate
Characteristics:
.- INTENSITY:
.- LOUD
.- LOW
.- TONE:
.- HIGH
.- BASS or LOW
.- QUALITY: makes
possible to distinguish the
source of sound
Propagation of sound:
![Page 55: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/55.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
White light 7 colours
Definition:
Form of energy
produced by
objects when
they vibrate
Characteristics:
.- INTENSITY:
.- LOUD
.- LOW
.- TONE:
.- HIGH
.- BASS or LOW
.- QUALITY: makes
possible to distinguish the
source of sound
Propagation of sound:
.-
.-
.-
![Page 56: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/56.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
White light 7 colours
Definition:
Form of energy
produced by
objects when
they vibrate
Characteristics:
.- INTENSITY:
.- LOUD
.- LOW
.- TONE:
.- HIGH
.- BASS or LOW
.- QUALITY: makes
possible to distinguish the
source of sound
Propagation of sound:
.- IT MOVES STRAIGHT
.-
.-
![Page 57: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/57.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
White light 7 colours
Definition:
Form of energy
produced by
objects when
they vibrate
Characteristics:
.- INTENSITY:
.- LOUD
.- LOW
.- TONE:
.- HIGH
.- BASS or LOW
.- QUALITY: makes
possible to distinguish the
source of sound
Propagation of sound:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.-
![Page 58: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/58.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
White light 7 colours
Definition:
Form of energy
produced by
objects when
they vibrate
Characteristics:
.- INTENSITY:
.- LOUD
.- LOW
.- TONE:
.- HIGH
.- BASS or LOW
.- QUALITY: makes
possible to distinguish the
source of sound
Propagation of sound:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- SOUND SPEED:
![Page 59: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/59.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
White light 7 colours
Definition:
Form of energy
produced by
objects when
they vibrate
Characteristics:
.- INTENSITY:
.- LOUD
.- LOW
.- TONE:
.- HIGH
.- BASS or LOW
.- QUALITY: makes
possible to distinguish the
source of sound
Propagation of sound:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- SOUND SPEED:
____m/sg.
(_______________________)
![Page 60: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/60.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
White light 7 colours
Definition:
Form of energy
produced by
objects when
they vibrate
Characteristics:
.- INTENSITY:
.- LOUD
.- LOW
.- TONE:
.- HIGH
.- BASS or LOW
.- QUALITY: makes
possible to distinguish the
source of sound
Propagation of sound:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- SOUND SPEED:
340 m/sg.
(_______________________)
![Page 61: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/61.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
White light 7 colours
Definition:
Form of energy
produced by
objects when
they vibrate
Characteristics:
.- INTENSITY:
.- LOUD
.- LOW
.- TONE:
.- HIGH
.- BASS or LOW
.- QUALITY: makes
possible to distinguish the
source of sound
Propagation of sound:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- SOUND SPEED:
340 m/sg.
(It can’t propagate in vacuum)
![Page 62: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/62.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
White light 7 colours
Definition:
Form of energy
produced by
objects when
they vibrate
Characteristics:
.- INTENSITY:
.- LOUD
.- LOW
.- TONE:
.- HIGH
.- BASS or LOW
.- QUALITY: makes
possible to distinguish the
source of sound
Propagation of sound:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- SOUND SPEED:
340 m/sg.
(It can’t propagate in vacuum)
Other concepts:
![Page 63: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/63.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
White light 7 colours
Definition:
Form of energy
produced by
objects when
they vibrate
Characteristics:
.- INTENSITY:
.- LOUD
.- LOW
.- TONE:
.- HIGH
.- BASS or LOW
.- QUALITY: makes
possible to distinguish the
source of sound
Propagation of sound:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- SOUND SPEED:
340 m/sg.
(It can’t propagate in vacuum)
Other concepts:
.-
.-
![Page 64: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/64.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
White light 7 colours
Definition:
Form of energy
produced by
objects when
they vibrate
Characteristics:
.- INTENSITY:
.- LOUD
.- LOW
.- TONE:
.- HIGH
.- BASS or LOW
.- QUALITY: makes
possible to distinguish the
source of sound
Propagation of sound:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- SOUND SPEED:
340 m/sg.
(It can’t propagate in vacuum)
Other concepts:
.- ECHO:
.-
![Page 65: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/65.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
White light 7 colours
Definition:
Form of energy
produced by
objects when
they vibrate
Characteristics:
.- INTENSITY:
.- LOUD
.- LOW
.- TONE:
.- HIGH
.- BASS or LOW
.- QUALITY: makes
possible to distinguish the
source of sound
Propagation of sound:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- SOUND SPEED:
340 m/sg.
(It can’t propagate in vacuum)
Other concepts:
.- ECHO: is the
reflection of sound
produced by an
obstacle.
.-
![Page 66: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/66.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
White light 7 colours
Definition:
Form of energy
produced by
objects when
they vibrate
Characteristics:
.- INTENSITY:
.- LOUD
.- LOW
.- TONE:
.- HIGH
.- BASS or LOW
.- QUALITY: makes
possible to distinguish the
source of sound
Propagation of sound:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- SOUND SPEED:
340 m/sg.
(It can’t propagate in vacuum)
Other concepts:
.- ECHO: is the
reflection of sound
produced by an
obstacle.
.- NOISE:
![Page 67: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/67.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
White light 7 colours
Definition:
Form of energy
produced by
objects when
they vibrate
Characteristics:
.- INTENSITY:
.- LOUD
.- LOW
.- TONE:
.- HIGH
.- BASS or LOW
.- QUALITY: makes
possible to distinguish the
source of sound
Propagation of sound:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- SOUND SPEED:
340 m/sg.
(It can’t propagate in vacuum)
Other concepts:
.- ECHO: is the
reflection of sound
produced by an
obstacle.
.- NOISE: unpleasant
and irritating sound.
![Page 68: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/68.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
White light 7 colours
Definition:
Form of energy
produced by
objects when
they vibrate
Characteristics:
.- INTENSITY:
.- LOUD
.- LOW
.- TONE:
.- HIGH
.- BASS or LOW
.- QUALITY: makes
possible to distinguish the
source of sound
Propagation of sound:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- SOUND SPEED:
340 m/sg.
(It can’t propagate in vacuum)
Other concepts:
.- ECHO: is the
reflection of sound
produced by an
obstacle.
.- NOISE: unpleasant
and irritating sound.
Produces:
_________
_____________
![Page 69: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/69.jpg)
Definition:
Type of energy
that some
bodies can emit
and is visible
by the eye.
LIGHT SOUND
We can see…
.- SHAPE
.- COLOUR
.- SIZE
.- NATURAL
.- ARTIFICIAL
.- The rest of bodies …
Reflect light
Light sources:
Propagation of light:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- LIGHT SPEED (very fast)
300.000 Km/sg.(through vacuum)
Materials can be:
.- TRANSPARENT.
.- TRANSLUCENT
.- OPAQUE
Properties of light:
.- REFLECTION:
.- Plane mirrors:
.- Curved mirrors:
.- Concave (bigger)
.- Convex (smaller)
.- REFRACTION:
.- Convex lens
.- Concave lens
.- DISPERSION:
White light 7 colours
Definition:
Form of energy
produced by
objects when
they vibrate
Characteristics:
.- INTENSITY:
.- LOUD
.- LOW
.- TONE:
.- HIGH
.- BASS or LOW
.- QUALITY: makes
possible to distinguish the
source of sound
Propagation of sound:
.- IT MOVES STRAIGHT
.- IN ALL DIRECTIONS
.- SOUND SPEED:
340 m/sg.
(It can’t propagate in vacuum)
Other concepts:
.- ECHO: is the
reflection of sound
produced by an
obstacle.
.- NOISE: unpleasant
and irritating sound.
Produces:
NOISE
POLLUTION
![Page 70: Light & sound.diagram. englishl](https://reader033.vdocument.in/reader033/viewer/2022060118/558b02f9d8b42abb738b456e/html5/thumbnails/70.jpg)
Definition:
LIGHT SOUND
We can see…
.-
.-
.-
.-
.-
.- The rest of bodies …
_____________
Light sources:
Propagation of light:
.-
.-
.-
_______Km/sg.(_____________)
Materials can be:
.-
.-
.-
Properties of light:
.-
.- _____ mirrors:
.- ______mirrors:
.-
.-
.-
.- _________ lens
.- _________ lens
.-
_________ _______
Definition:
Characteristics:
.- ___________:
.-
.-
.- _____:
.-
.-
.- _________:
Propagation of sound:
.-
.-
.-
____ m/sg.
(_______________________)
Other concepts:
.- :
.- :
Produces:
________
______________