1. The number of waves that pass a particular point in a body in a unit of time is called the _______ of the waves. A. frequency B. rarefaction C. compression D. amplitude
Question
Updated 3/13/2016 11:53:32 PM
Confirmed by Andrew. [3/13/2016 11:53:32 PM]
Original conversation
User: 1. The number of waves that pass a particular point in a body in a unit of time is called the _______ of the waves. A. frequency B. rarefaction C. compression D. amplitude

Weegy: The number of waves that pass a particular point in a body in a unit of time is called the frequency of the waves.
debnjerry|Points 72284|

User: 12. If a wave hits a smooth surface at an angle of incidence of 40 degrees, the angle of reflection is A. 90 degrees. B. 80 degrees. C. 40 degrees. D. 0 degrees.

Question
Updated 3/13/2016 11:53:32 PM
Confirmed by Andrew. [3/13/2016 11:53:32 PM]
Rating
3
If a wave hits a smooth surface at an angle of incidence of 40 degrees, the angle of reflection is 40 degrees.
Confirmed by Andrew. [3/13/2016 11:54:09 PM]

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