Amplify Light Waves Unit Review

What happens when an object absorbs light?

• It reflects energy

• It takes in energy

• It cools down

• It becomes transparent

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Can sunlight damage paint? How?

• No, sunlight has no energy

• Yes, by transferring energy

• Yes, by pulling energy out

• No, paint is resistant to light

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Why doesn’t calcite glow under a desk lamp?

• Calcite only glows in the dark

• Desk lamp light doesn’t have enough energy

• Desk lamp light absorbs calcite’s glow

• Calcite can’t glow under any light

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What type of light makes calcite glow?

• Infrared light

• Visible light

• Ultraviolet light

• X-ray light

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How can sunlight make ink appear?

• By warming the ink

• By providing energy to the ink

• By reflecting off the ink

• By cooling the ink

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Why does infrared light make a mirror warm?

• Infrared light transfers heat energy

• Infrared light cools the mirror

• Mirrors absorb only visible light

• Mirrors reflect all infrared light

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Does visible light always heat objects?

• Yes, it always heats objects

• No, only if the object absorbs it

• No, visible light cools objects

• Yes, but only in direct sunlight

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What happens when light passes through an object?

• It is absorbed

• It is reflected

• It is transmitted

• It disappears

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Which type of light bounces off quartz?

• Visible light

• Infrared light

• Ultraviolet light

• X-ray light

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How can sunlight make paper change color?

• By reflecting light off the paper

• By providing energy to change molecules

• By cooling the paper

• By bouncing energy away

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