Introduction to Waves

A wave is a repeating motion, also called a

• up and down motion

• tide

• disturbance

• a way to say good-bye

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What do waves transport from place to place?

• matter

• mediums

• energy

• surfers

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Waves are produced by

• vibrations

• sounds

• light

• people

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Mechanical waves travel through

• matter

• a medium

• a vacuum

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An electromagnetic wave travels through

• matter

• a medium

• a vacuum

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The best example of an electromagnetic wave is

• radiant waves in a microwave oven

• sound waves when knocking on a table

• light waves passing reflecting off a piece of paper

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Mechanical waves must travel through a medium. Which are examples of a medium?

• a soild

• a liquid

• a gas

• a vacuum

The best example of a mechanical wave is

• light travelling in outer space

• light traveling under water

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The high point on a wave is its

• trough

• wavelength

• crest

• amplitude

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The low point on a wave is its

• crest

• trough

• amplitude

• wavelength