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Details

Sound
Sound
9
Science
4th Grade
09/12/2011

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Cards

Term
What causes sound?
Definition
vibrations.
Term
What pitch does a short string make?
Definition
It makes a high pitch.
Term
What does a long string make?
Definition
a low pitch.
Term
What do fast vibrations make.
Definition
high pitches.
Term
What do slow vibrations make?
Definition
low vibrations.
Term
How does tension affect pitch?
Definition
force applied by a object to pull it apart.
Term
Does sound travel best through solids liquds or gases?
Definition
in liquds it sounds the best.
Term
How can you amplify sounds?
Definition
by speaking up.
Term
How do ears assist hearing?
Definition
in the ears there are nervs who give the brain what there saying.
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