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- 1. Multiple Choice
the number of crests or troughs of a wave that pass by over a certain amount of time
frequency
wavelength
period
time
- 2. Multiple Choice
the matter through which a wave travels (solid, liquid, gas)
matter
material
stuff
medium
- 3. Multiple Choice
the measure of how high or low a sound is measured in hertz
frequency
wavelength
amplitude
pitch
- 4. Multiple Choice
a form of energy that is produced by vibrations and can be heard
sound
vibration
noise
echo
- 5. Multiple Choice
to move back and forth quickly
rotate
vibrate
swing
shift
- 6. Multiple Choice
the loudness of a sound measured in decibels
volume
amplitude
wavelength
pitch
- 7. Multiple Choice
a unit used to measure the intensity of a sound
decibel
hertz
megahertz
meters per second
- 8. Multiple Choice
reflected sound
echo
amplitude
refraction of sound
dispersion
- 9. Multiple Choice
using sound waves to find out what is around you. this is often used by animals such as bats, dolphins and whales
echo
echolocation
constructive interference
destructive interference
- 10. Multiple Choice
when waves interact with each other
interference
echolocation
constructive interference
destructive interference
- 11. Multiple Choice
when two waves cancel each other out
interference
reverberation
constructive interference
destructive interference
- 12. Multiple Choice
when two waves amplify each other
interference
reverberation
constructive interference
destructive interference
- 13. Multiple Choice
multiple reflection of the sound (echos) within a closed space
interference
reverberation
constructive interference
destructive interference
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