Chapter 23 Light and Technology

to take in

• emit

• energy

• absorb

• reflect

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to give off

• absorb

• emit

• light

• energy

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an object that emits light

• light source

• light

• energy

• emit

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a type of wave that carries energy from one place to another, even through empty space

• amplitude

• energy

• emit

• light

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the ability to make things move or change

• energy

• light

• frequency

• wave

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to form a mental picture of something that cannot be seen

• visualize

• visible

• visor

the maximum height of a wave

• wavelength

• reflection

• amplitude

• frequency

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the distance from one peak of a wave to the next

• wavelength

• reflection

• amplitude

• frequency

Is all light the same?

• Yes

• No

What makes types of light different?

• wavelength

• amplitude

• frequency

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