Answer:
0.000136kg/m3
Explanation:
13.6 / 1000 = 0.0136kg/cm3
0.0136 / 100 = 0.000136kg/m3
your answer would be D because the waves results from back n forth vibrations of the particles of the medium throught which the sound waves is moving .
Yes.
We know, F = m.a
F = 65 * a
Where, F = force
a = unknown acceleration
