A dolphin perceives its environment by the sense of
A) sight.
B) sound.
C) both of these
D) none of the above
Correct Answer:
Verified
Q68: On days when the air nearest the
Q69: Sound refraction depends on the speed of
Q70: A bat chirps to locate a tasty
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Q72: Reverberation is a phenomenon you would be
Q74: Reverberation is a case of
A)sound interference.
B)forced vibrations.
C)re-echoed
Q75: The reflection of sound is
A)reverberation.
B)an echo.
C)a rare
Q76: The object with a natural frequency of
Q77: Refraction of sound can occur in
A)air.
B)water.
C)both of
Q78: When sound travels faster at ground level
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