WES Sound Question Preview (ID: 41602)
Sound Vocabulary.
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What does sound travel through the FASTEST?
a) solid
b) liquid
c) gas
d) plasma
In order for sound to occur, something must:
a) bend
b) move
c) vibrate
d) collide
The loudness, or intensity, of a sound is measured in:
a) hertz
b) decibels
c) meters
d) seconds
What is the lowest frequency that humans can hear?
a) 20,000 hz
b) 5 hz
c) 20 hz
d) 200 hz
What is the highest frequency that humans can hear?
a) 20 hz
b) 20,000 hz
c) 100,000 hz
d) 100 hz
What part pf a sound wave is related to its LOUDNESS or intensity?
a) wavelength
b) crest
c) trough
d) amplitude
What part of a sound wave is related to its FREQUENCY or pitch?
a) amplitude
b) wavelength
c) crest
d) trough
Sound travels SLOWEST through:
a) Plasma
b) Liquid
c) Solid
d) Gas
A reflected sound wave creates a(n):
a) echo
b) shock wave
c) rainbow
d) noise
Bats and whales use ___________ to help find food.
a) echolocation
b) wings and fins
c) sense of smell
d) the internet
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