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- 1. Multiple Choice
What is the wavelength of a longitudinal wave?
The distance between two compression
The height of a wave
The color of a wave
The time when the wave happens
- 2. Multiple Choice
What is a Rarefaction?
The highest part of the wave
The lowest part of the wave.
The least dense part of the wave
The most dense part of the wave
- 3. Multiple Choice
What are the two names of sound waves?
Rarefaction, Compression
Longitudinal, Compression
Transverse, Longitudinal
Top, Bottom
- 4. Multiple Choice
What is a compression?
When you squeeze a balloon as hard as you can
The tallest point on the wave
The densest part of the wave
The way sound travels through air
- 5. Multiple Choice
What is a longitudinal wave? Choose all that apply
A wave that has a compression and and a rarefaction
A wave with a crest and a trough
When the disturbance travels in the same direction as the wave
P wave
- 6. Multiple Choice
How does your voice change sound?
When your mouth grows
When certain acids in your mouth dissolve
When the pitch in your voice changes
When you have an accent
- 7. Multiple Choice
Can sound travel through a vacuum?
No
Yes
- 8. Multiple Choice
What are free vibrations?
A vibration that can move freely
Vibrations occur when the system is disturbed momentarily, then it is allowed to move without restraint
Vibrations that don’t have a limit
- 9. Multiple Choice
What are the two types of vibrations?
Fast and slow
High and low pitches
Jeff and Bob
Free and forced
- 10. Multiple Choice
BONUS!! What are forced vibrations?
A vibration that is pushed
A vibration that occurs if a system is continuously driven by an external agency.
A vibration that is driven by air
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