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

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Cards

Term
What cause sound?
Definition
vibrations.
Term
What pitch do you hear from a short string or bar?
Definition
high.
Term
What pitch do you hear from a long string or bar?
Definition
low.
Term
Fast vibration make what kind of sound?
Definition
high pitch
Term
Slow vibrationmake what of sound?
Definition
low pitch
Term
How does tision affect pitch?
Definition
the greater the tision,the high the pitch.
Term
Does sound travel best through solids,liquids,or gases,and why?
Definition
water
Term
How can you amplifly sound?
Definition
make sound lounder.
Term
How do ears assist hearing?
Definition
to the brain?
Term
what must sound have to be heard?
Definition
a sorce,receiver,and a medaim.
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