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Shadows
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An opaque object does this to light and cause a shadow to form
block
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Okay!
Light intensity used to be measured according to this
candle
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Okay!
Our most important light source
Sun
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Okay!
A material that will not allow any light pass through it
opaque
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Okay!
Sunglasses are made of this type of glass
Tinted
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The name given to a picture cut from black card to look like a shadow
Silhouette
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This has to be transparent so that light can enter the room
window
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Okay!
These materials allow some light to pass through them
translucent
Oops!
Okay!
A light source you may need to put cells in
Torch
Oops!
Okay!
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