light waves interact with materials
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DESCRIPTION
Light waves interact with materials. Light can be reflected, transmitted, or absorbed. TRANSMISSION. Transmission is the passage of an EM wave through a medium If light reflected by objects did not pass through air, windows, or most of the eye, we would not be able to see objects. Absorption. - PowerPoint PPT PresentationTRANSCRIPT
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Light waves interact with materialsLight can be reflected, transmitted, or absorbedCreated by KBuckner for Fried or Slide PBL 2010
Created by KBuckner for Fried or Slide PBL 2010
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TRANSMISSIONTransmission is the passage of an EM wave through a mediumIf light reflected by objects did not pass through air, windows, or most of the eye, we would not be able to see objectsCreated by KBuckner for Fried or Slide PBL 2010
Created by KBuckner for Fried or Slide PBL 2010
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AbsorptionAbsorption is the disappearance of an EM wave into the mediumAbsorption affects the way things lookCreated by KBuckner for Fried or Slide PBL 2010
Created by KBuckner for Fried or Slide PBL 2010
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Watch this clip to learn about transparent, translucent, and opaque objects.Created by KBuckner for Fried or Slide PBL 2010
Created by KBuckner for Fried or Slide PBL 2010
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How materials transmit lightTransparent materials allow most of the light that strikes them to pass throughIt is possible to see objects through a transparent materialAir, water, clear glassCreated by KBuckner for Fried or Slide PBL 2010
Created by KBuckner for Fried or Slide PBL 2010
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CAN YOU NAME SOME TRANSPARENT OBJECTS?Created by KBuckner for Fried or Slide PBL 2010
Created by KBuckner for Fried or Slide PBL 2010
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TranslucentTranslucent materials transmit some light but cause it to spread in all directionsYou can see light through these materials but no clearlyLampshades, frosted glass, sheer fabrics, notebook paperCreated by KBuckner for Fried or Slide PBL 2010
Created by KBuckner for Fried or Slide PBL 2010
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CAN YOU NAME SOME TRANSLUCENT OBJECTS?Created by KBuckner for Fried or Slide PBL 2010
Created by KBuckner for Fried or Slide PBL 2010
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OPAQUEOpaque materials do not allow any light to pass through themHeavy fabrics, construction paper, ceramic mugsCreated by KBuckner for Fried or Slide PBL 2010
Created by KBuckner for Fried or Slide PBL 2010
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CAN YOU NAME SOME OPAQUE OBJECTS?Created by KBuckner for Fried or Slide PBL 2010
Created by KBuckner for Fried or Slide PBL 2010
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LETS REVIEWTRANSPARENT
TRANSLUCENT
OPAQUECreated by KBuckner for Fried or Slide PBL 2010
Created by KBuckner for Fried or Slide PBL 2010
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Lets Play a Game!!Rules: If the ball is tossed to you, answer the question that appears on the slide. *If you get the question right, toss the ball to a friend.*If you get the question wrong, toss the ball to your teacher.GOOD LUCK!
Created by KBuckner for Fried or Slide PBL 2010
Created by KBuckner for Fried or Slide PBL 2010
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This flask is .
Transparent
Translucent
OpaqueCreated by KBuckner for Fried or Slide PBL 2010
Created by KBuckner for Fried or Slide PBL 2010
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This lamp shade is
Transparent
Translucent
OpaqueCreated by KBuckner for Fried or Slide PBL 2010
Created by KBuckner for Fried or Slide PBL 2010
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This vase is .
Transparent
Translucent
OpaqueCreated by KBuckner for Fried or Slide PBL 2010
Created by KBuckner for Fried or Slide PBL 2010
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Aluminum Foil is
Transparent
Translucent
OpaqueCreated by KBuckner for Fried or Slide PBL 2010
Created by KBuckner for Fried or Slide PBL 2010
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This greenhouse is .
Transparent
Translucent
OpaqueCreated by KBuckner for Fried or Slide PBL 2010
Created by KBuckner for Fried or Slide PBL 2010
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This wall is .
Transparent
Translucent
OpaqueCreated by KBuckner for Fried or Slide PBL 2010
Created by KBuckner for Fried or Slide PBL 2010
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This rock is.
Transparent
Translucent
OpaqueCreated by KBuckner for Fried or Slide PBL 2010
Created by KBuckner for Fried or Slide PBL 2010
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A magnifying glass is ..
Transparent
Translucent
OpaqueCreated by KBuckner for Fried or Slide PBL 2010
Created by KBuckner for Fried or Slide PBL 2010
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Tissues are
Transparent
Translucent
OpaqueCreated by KBuckner for Fried or Slide PBL 2010
Created by KBuckner for Fried or Slide PBL 2010
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Notebook Paper is
Transparent
Translucent
OpaqueCreated by KBuckner for Fried or Slide PBL 2010
Created by KBuckner for Fried or Slide PBL 2010