Question

4. What is the mass of a baseball thrown at 20 m/s resulting in a momentum of 4 kgm/s?
A. 5 kg
B. 320 kg
C. 0.2 kg
D. 80 kg​

Answer 1

Answer:

C) 0.2 kg

Explanation:

Given,

p = 4 kgm/s

v = 20m/s

Momentum(p) = mass(m) * velocity(v)

m = p/v

m = 4/20

m = 0.2 kg

hope it helps! :)