Answer:
Explanation:
momentum is written as p
p = mass * velocity
p = mv
30 km per hr = 30 * 1000 meters per 3600 seconds
velocity = 30000 meters per 3600 seconds
p = mv
p = 75 * 30000 / 3600
p = 625 kilogram per meter second
I hope my answer helps you and is correct
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