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Physics, 24.02.2021 02:20 destiniout04231

PLEASE HELP IM BEGGING A 2kg toy car with an initial velocity of 1.2m/s rear-ends a 5 kg toy truck moving
in the same direction as the car at a speed of 0.4m/s. After the collision, the car is seen to bounce backward at a speed of 0.2 m/s.

1. what’s the total momentum before the collision?

2. what's the total momentum after the collision?

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