Honors Physics Sound

In which medium sound can't travel?

• solid

• liquid

• gas

• vacuum

One important characteristic of sound waves is that they are ___________________ waves.

• mechanical

• short

• ultraviolet

• primary

Sound waves can NOT travel through

• Air

• Water

• Earth

• space

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The sound that we actually hear is the vibration of molecules.

• True

• False

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A disturbance that travels through a medium as a longitudinal wave

• sound
• wavelength
• pitch
• frequency

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The number of wavelengths that pass a point each second

• frequency
• wavelength
• pitch
• amplitude

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Material (matter) through which a wave travels

• medium
• Doppler Effect
• sound
• pitch

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When the sound source moves, the frequency changes
ex. police car siren sounding lower pitch after the car passes

• pitch
• frequency
• Doppler Effect
• medium

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What does pitch depend on?

• amplitude 
• frequency
• intensity 
• volume of sound

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If the distance represented by the letter A were increased, how would it change the way the sound was heard?

• The sound would be higher. 
• The sound would be lower. 
• The sound would be softer. 
• The sound would be louder. 

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