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- 1. Multiple Choice
One important characteristic of sound waves is that they are ___________________ waves.
mechanical
short
ultraviolet
primary
- 2. Multiple Choice
Sound waves must travel through ___________________.
air
a medium
an outward area
a short
- 3. Multiple Choice
Sound waves can NOT travel through
Air
Water
Earth
space
- 4. Multiple Choice
The sound that we actually hear is the vibration of molecules.
True
False
- 5. Multiple Choice
Longitudinal waves means that the disturbance of the wave travels in different directions as the wave.
True
False
- 6. Multiple Choice
This is a visual of a sound wave. It is an example of _____________________ wave.
a mechanical
a longitudinal
both a mechanical and longitudinal
- 7. Multiple Choice
If there is a loud noise in your house, the sound travels through
the air
the air and the wall
the air, the wall, the floor
the air and most everything in the house
- 8. Multiple Choice
If there is a loud noise in space, the sound travels through
the space particles
small atoms in space
space is a vacuum, so nothing
- 9. Multiple Choice
What is the source of a sound wave?
Electricity
Vibration
Light waves
Tiny nuclear explosions
- 10. Multiple Choice
The intensity of a sound wave is equal to the sound power (P) divided by the _______.
Area
Time
Distance
Energy
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