Introduction to Waves and Wave Parts

Which wave in the diagram has the greatest frequency?

• 1

• 2

• 3

• 4

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Which wave in the diagram has the greatest wavelength?

• 1

• 2

• 3

• 4

crest to crest or trough to trough

• crest

• trough

• amplitude

• wavelength

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A compressional wave is another name for a 

• longitudinal wave

• electromagnetic wave

• radio wave

• hair wave

In a longitudinal wave, the particles move...?

• back and forth

• up and down

• not at all

• at a 90 degree angle

The units for frequency are measured in _____________.

• hertz

• seconds

• m/s

• grams

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Waves that require a medium are called 

• mechanical waves

• transverse waves

• light waves

• gamma rays

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What kind of wave moves at right angles to the direction of the wave?

• compressional waves

• mechanical waves

• transverse waves

• ultraviolet rays

What do we call the part of a compressional wave that is spread a part?

• compression

• rarefaction

• crest

• trough

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The type of waves that require medium to pass:

• Mechanical Waves

• Electromagnetic Waves