_ occurs when the frequency of some sounds is amplified more than others by the construction of an instrument or the angles of and materials of a room.
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_ occurs when the frequency of some sounds is amplified more than others by the construction of an instrument or the angles of
Answer:
If the frequency of a sound wave increases, the wavelength of the wave decreases. You hear the pitch of the sound from an ambulance siren get lower, then get higher.
Explanation:
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