The Nature of Waves

All waves

• are physical environments in which waves can occur.

• move perpendicular to the direction of the wave.

• move parallel to the direction of the wave.

• are disturbances made by energy within a medium or space.

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Mechanical waves need a _______, where an electromagnetic wave do not.

• crest

• medium

• compression

• surface

In what way does a longitudinal wave move?

• parallel to the direction of the wave

• back and forth

• tangentially to the direction of the wave

• perpendicular to the direction of the wave

What type of wave is this?

• rarefaction

• compressional

• longitudinal

• transverse

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Waves transfer

• the medium in which they occur.

• energy.

• energy and matter.

• disturbances.

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Examples of electromagnetic wave are (choose all that apply)

• microwaves.

• gamma waves.

• ocean waves.

• radio waves.

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What property of this wave is represented by the letter "A"

• amplitude

• crest

• trough

• wavelength

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The number of wavelengths that pass a point each per second is:

• frequency

• period

• longitudinal

• transverse wave

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Which wave in the diagram has the greatest wavelength?

• 1

• 2

• 3

• 4

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A wavelength is the distance between which 2 points?

• B and G

• A and C

• C and F

• A and H

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