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11
Science
8th Grade
02/07/2008

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Term

medium

 

Definition

  a way a wave travels in,

also it travels through a solid, liquid, and gases.

Term

reflection

Definition

echo

Term
constructive interferance
Definition
when two objects make the same sound, they have a lower sound
Term
destructive
Definition
when two objects make different sounds, the have a higher sound
Term
pitch
Definition
is how high or low a sound is in frequency
Term
amplitude
Definition
is the maxium distance a wave vibrates from its resting position
Term
high frequency
Definition
high pitch
Term
low frequency
Definition
low pitch
Term
doppler affect
Definition
motion of the listener or the source of a sound cause
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