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Details

Sound
Sound
10
Science
4th Grade
09/12/2011

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Cards

Term
What causes sound?
Definition
Vibration.
Term
What pitch do you hear from a short string or bar?
Definition
high pitch.
Term
What pitch do you hear from a long string or bar?
Definition
Low pitch.
Term
Fast vibration make what kind of sound?
Definition
High pitched sound.
Term
Slow vibration make what kind of sound?
Definition
Low pitched sound.
Term
How does tension affect pitch?
Definition
Force applied to an object trying to pull apart.
Term
Does sound travel best through solids,loquids,or gases.
Definition
liquids.
Term
How can you amplify sound?
Definition
make sound louder.
Term
How do ears assist hearing?
Definition
nerves get sound to the brain.
Term
What must sound have to be heard?
Definition
a source, a receiver,and a medium to travel through.
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