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Sound Unit Review

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1.
1 point
Hotter temperatures will ________ the speed of sound.
2.
1 point
Sound wave have compressions and ______________.
3.
1 point
Sounds with frequencies below the range of human hearing are called ________.
4.
1 point
Reflected sound waves to detect and locate objects under water.
5.
1 point
The hammer, anvil, and stirrup are small bones in the _______ Ear.
6.
1 point
Sound waves are _____________ waves.
7.
1 point
You can change the pitch and loudness of a noise maker.
8.
1 point
Increased amplitude makes ________ loudness.
9.
1 point
The narrow tube opening that leads to the eardrum.
10.
1 point
The label of the loudness of a sound.
11.
1 point
Perception of the frequency of a sound wave.
12.
1 point
Sounds with frequencies above the range of human hearing.
13.
1 point
Reflected ultrasound waves to show image of tumors or unborn babies.
14.
1 point
The perception of the energy of a sound.
15.
1 point
The speed of sound does NOT depend on _____________ of a medium.
16.
1 point
Dolphins use _____________ to navigate and find prey.
17.
1 point
Fluid filled cavity shaped like a snail in the inner ear.
18.
1 point
Your vocal chords are part of your ____________.
19.
1 point
The amount of energy per second carried through a unit area of a wave.
20.
1 point
Small tightly stretched membrane that vibrates.
21.
1 point
What do animals NOT use echolocation for?
22.
1 point
The change in frequency of a wave as its source moves in relation to an observer.
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