Grab BagWave Vocabulary Mirrors Light, Mirror,

and Lens Lenses

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Wave Vocabulary– 10 Points

QUESTION:• Material through which wave can travel.

ANSWER:

• What is Medium?

Wave Vocabulary– 20 Points

QUESTION:

• The single point on the optical axis of a concave mirror or convex lens where light rays cross.

ANSWER:

• What is focal point?

Wave Vocabulary– 30 Points

QUESTION:

• A transparent object that has at least one curved surface that causes light to bend

ANSWER:

• What is a lens?

Wave Vocabulary– 40 Points

QUESTION:

• This occurs when a wave strikes an object or surface and bounces off.

ANSWER:

• What is reflection?

Wave Vocabulary– 50 Points

QUESTION:

• This type of lens is used to correct the vision of people who may suffer from farsightedness.

• ANSWER:

• What is double convex lens?

Mirrors– 10 Points

QUESTION:

• What are the 2 types of curved mirrors?

ANSWER:

• Convex and Concave

Mirrors– 20 Points

QUESTION:

• Distance along the optical axis from the center of a concave mirror to the focal point.

ANSWER:

What is focal length?

Mirrors– 30 Points

QUESTION:

• Lens that is thicker at the EDGES than in the middle and causes light rays to DIVERGE?

ANSWER:

• What is concave lens?

Mirrors– 40 Points

QUESTION:

• This type of image cannot be projected on a screen.

ANSWER:

• What is a virtual image?

Mirrors– 50 Points

QUESTION:

• This type of mirror can be found in a convenient store.

ANSWER:

• What is a convex mirror?

Light, Mirror and Lens– 10 Points

QUESTION:

• Bending of a wave as it passes from one medium to another, causing a change in speed

• ANSWER:

• What is refraction?

Light, Mirror, and Lens– 20 Points

QUESTION:

• This type of lens is used to correct the vision of people who may suffer from nearsightedness?

ANSWER:

• What is double concave lens?

Light, Mirror, and Lens– 30 Points

QUESTION:

Converging lens that is thicker in the middle than its edges.ANSWER:

• What is double convex lens?

Light, Mirror, and Lens– 40 Points

QUESTION:

• Image formed by this type of lens can only be virtual.

ANSWER:

• What is concave lens?.

Light, Mirror, and Lens– 50 Points

QUESTION:

• These are the characteristics of image of an object placed at a distance twice the focal length.

ANSWER:

• What are real, inverted, and same size?

Lenses– 10 Points

QUESTION:

• What is a piece of glass or other transparent material, used to converge or diverge transmitted light and form optical images?

ANSWER:

• Lens

Lenses– 20 Points

QUESTION: This diagram shows what?

ANSWER:

• Concave Lens

Lenses– 30 Points

QUESTION: This Diagrams shows what?

ANSWER:

• Convex Lens

Lenses– 40 Points

QUESTION:

• This phenomenon is used in sun glasses in order to protect your eyes against UV rays.

ANSWER:

• Polarization

Lenses– 50 Points

QUESTION:

• This equation is used to compare the size of object to the size of its image.

ANSWER:

• What is Magnification Equation?

Grab Bag – 10 Points

QUESTION:

• This diagram shows what?

ANSWER:

• Longitudinal Wave

Grab Bag – 20 Points

QUESTION:

• This diagram shows what?

ANSWER:

• Transverse wave

Grab Bag – 30 Points

QUESTION:

• What is a wave in which the vibration of the medium is parallel to the direction the wave travels?

ANSWER:

• Longitudinal wave

Grab Bag – 40 Points

QUESTION:

• Object placed inside the focal length of this type of mirror has virtual and inverted image.

ANSWER:

• What is concave mirror?

Grab Bag – 50 Points

QUESTION:

• Object placed outside of the focal length of this type of lens has real inverted image?

ANSWER:

• What is convex lens?

Final Jeopardy

An object is placed 20 cm away from a double convex lens whose focal length is 5 cm. Determine the distance of the image and the magnification factor?

Answer:

di=6.7 cm, m=0.33