BASICS OF SOUND

Sound is a type of

• light.

• voltage.

• wave.

• matter.

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What does sound need in order to travel?

• Light

• Matter

• Vacuum

• Fuel

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In which medium will sound travel the fastest?

• Air

• Water

• Steel

• Vacuum

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What unit of measure is used to measure the loudness of sound?

• Voltage

• Decibels

• Joules

• Watts

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Loud sounds over a long period of time can damage your hearing.

• TRUE

• FALSE

Sound is caused by

• force

• instruments

• vibrations

• installations

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What is vibration?

• how loud a sound is

• the back and forth movement of matter

• how high or low a sound is

• the loudness or softness of a sound

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Sound is a form of

• energy

• volume

• pitch

• loudness

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_______________ is the measure of how high or how low a sound is.

• amplitude

• speed

• pitch

• frequency

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An object that does not vibrate cannot produce

• sound

• light

• electricity

• heat