Answer:
50500
Explanation:
F = m x a
F = 2500kg x 20.2 m/s/S
F = 50500
The answer is
C. periodic fluctuations in the intensity if sound waves.
???
0.013N
m=0.04, v=4.4m/s, r=60
F=0.013 N
Answer: the earth
Explanation: ask your teacher