Asked by citlali
A North-going Zak has a mass of 50 kg and is traveling at 4 m/s. A South -going Zak has a mass of 40 kg and is traveling at 5 m/s. If they get stuck together after the collision, what is their final velocity?
Answers
Answered by
R_scott
system momentum is conserved
they have equal and opposite momenta before the collision
they have equal and opposite momenta before the collision
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