428057
Description
Quiz by ed.wilson89, updated more than 1 year ago
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Question 1
Question
What is sound frequency measured in?
Answer
-
Meters (m)
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Hertz (Hz)
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Seconds (s)
Question 2
Answer
-
A mechanical wave
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An electromagnetic wave
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Neither of the other two
Question 3
Question
The wavelength is given the symbol:
Answer
-
λ
-
ω
-
ρ
Question 4
Question
What is the speed of sound in air?
Answer
-
340 m/s
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1500 m/s
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20m/s
Question 5
Question
If a sound wave travels at a certain speed through air, through a denser medium it travels:
Answer
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At the same speed
-
Faster
-
Slower
Question 6
Question
How do sound waves travel?
Answer
-
As transverse waves
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As neither of the other two
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As a longitudinal wave
Question 7
Question
What units are sound pressure measured in?
Answer
-
Weight (N)
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Mass (kg)
-
Pascal (Pa)
Question 8
Question
How are the period and the frequency of sound waves related?
Answer
-
They are inversely proportional to each other
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They are proportional to each other
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They are not related
Question 9
Question
If a frequency very close to the natural frequency of an object is played next to an object, the object:
Answer
-
Vibrates with a very high amplitude
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Does nothing
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Adjusts its natural frequency to be different to that of the sound source
Question 10
Question
When sound waves travel, as well as sound, they also carry
Answer
-
They carry nothing else
-
Energy
-
Light
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