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- 1. Multiple Choice
The bending of a wave as it enters a new medium at an angle.
Reflection
Refraction
Diffraction
Rarefaction
- 2. Multiple Choice
The part of a longitudinal wave where the particles of the medium are close together.
Compression
Rarefaction
Crest
Trough
- 3. Multiple Choice
A wave that appears to stay in one place and does not seem to move through a medium, due to a repeated pattern of interference.
Transverse
Longitudinal
Surface
Standing
- 4. Multiple Choice
The matter through which a wave travels.
Ether
Medium
Electromagnetic Field
Liquids and Gasses
- 5. Multiple Choice
A wave that is dependent upon a medium in order to travel.
Medium Wave
Transverse Wave
Mechanical Wave
Electromagnetic Wave
- 6. Multiple Choice
The distance from one crest to another (or one trough to another).
Wavelength
Frequency
Amplitude
Wave Speed
- 7. Multiple Choice
When two waves interfere in such a way that a the crests line up with the troughs and result in a wave with less amplitude.
Standing Wave
Constructive Interference
Destructive Interference
Transverse Wave
- 8. Multiple Choice
When two waves interfere in such a way that a crest becomes higher or a trough becomes lower (due to the two crests or troughs hitting the medium at the same time)
Standing Wave
Constructive Interference
Destructive Interference
Transverse Wave
- 9. Multiple Choice
A unit that compares the intensities of different sounds.
Hertz
Decibel
Amps
Pitch
- 10. Multiple Choice
How we perceive the frequency of a sound wave.
Loudness
Volume
Color
Pitch
- 11. Multiple Choice
The change in frequency of a wave as its source moves in relation to an observer.
Doppler Effect
Lenz's Law
Echolocation
Sonar
- 12. Multiple Choice
Sound waves with frequencies below 20 hertz (too low for humans to hear).
Ultrasonic
Supersonic
Infrasonic
Semisonic
- 13. Multiple Choice
The process of using reflected sound waves to find objects; used by animals such as bats
Night Vision
Echolocation
Infrared
Refraction
- 14. Multiple Choice
The number of complete wavelengths that pass a point in a given time.
Frequency
Amplitude
Wavelength
Wave Interference
- 15. Multiple Choice
The bending of a wave as it moves around an obstacle or passes through a narrow opening.
Reflection
Refraction
Diffraction
Standing Wave
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