Asked by madisson
Two ice skaters want to prove conservation of momentum. Skater A has a mass of 72 kg, and skater B has a mass of 48 kg. They are originally at rest. They hold hands and face each other. They then push off each other and move in opposite directions. Skater B moves with a velocity of 3 m/s.
What must the velocity of skater A be in the opposite direction after the push in order to prove conservation of momentum?
(1 point)
4.5 m/s
3.0 m/s
1.5 m/s
2.0 m/s
What must the velocity of skater A be in the opposite direction after the push in order to prove conservation of momentum?
(1 point)
4.5 m/s
3.0 m/s
1.5 m/s
2.0 m/s
Answers
Answered by
R_scott
48 * 3 = 72 * v
Answered by
your mom's bf
So no answer?
Answered by
Joe Biden
wake up
Answered by
ANONOMOS
It's 2.0m/s
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