Chapter 7 Practice Test

A wave transfers

• energy
• water
• particles
• air

_____ form when a source of energy causes a medium to vibrate.

• transverse waves
• mechanical waves
• electromagnetic waves
• sound waves

Which part of the wave is the crest?

• A
• B
• C
• D
• E

Which part of the wave is the trough?

• A
• B
• C
• D
• E

Which part of the wave is the wavelength?

• A
• B
• C
• D
• E

Which part of the wave is the amplitude?

• A
• B
• C
• D
• E

What is the biggest difference between a transverse, longitudinal, and surface wave?

• How high the crest is
• How low the trough is
• How the medium vibrates
• How the wave direction goes

What is the difference between compression and rarefaction?

• compression moves up and down, while rarefaction moves side to side
• rarefaction moves up and down, while compression moves side to side
• compression is when the wave is close together, while rarefaction is when the wave spreads out
• rarefaction is when the wave is close together, while compression is when the wave spreads out

The _____ of a wave is the number of waves that pass at a given point in a certain amount of time.

• amplitude
• wavelength
• speed
• frequency

How long would it take a wave that is traveling at 200 m/s to travel 5,000 m?

• 0.04 seconds
• 25 seconds
• 5,200 seconds
• 1,000,000 seconds