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15 Cards in this Set
- Front
- Back
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What is the loudness or softness of a sound called?
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volume
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How does sound travel through solids, liquids and gases?
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in waves
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What is the back and forth movement of molecules called?
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vibration
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What is the substance in ink or paint that gives it color called?
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pigment
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What would happen to a light wave that hit a smooth, flat, shiny surface?
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It would be reflected.
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What is the picture of an object made by a mirror OR lens called?
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an image
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What is the frequency of a sound wave heard as?
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pitch
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What do sound waves need in order to move from one place to another?
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molecules of matter
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TRUE or FALSE: A piece of tissue paper is translucent.
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TRUE
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TRUE or FALSE: A high-pitched sound has a higher volume.
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FALSE, it has a higher frequency
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Why does an apple look red?
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The apple appears red because the apple reflects red light and absorbs all the other colors.
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TRUE or FALSE: The light from the moon is reflected sunlight.
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TRUE
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When you are outside and in the sun, why do you feel warmer in black clothing than you do in white clothing?
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The black clothing absorbs the rays of the sun, and the white clothing reflects them.
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What are the colors in the visible light spectrum?
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red, orange, yellow, green, blue, indigo and violet (ROYGBIV)
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Why can't anyone hear sounds in outer space?
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Since there is no air on the moon, there is nothing for the sound to move through.
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