Question

*If no external force is acting on two objects, then _________ .*

1️⃣ their total initial momentum and total final momentum is equal.
2️⃣ their total initial momentum and total final momentum is unequal.
3️⃣ initial momentum is more.
4️⃣ final mometum is more.​

Answer 1

Answer:

1) their total initial momentum and total final momentum is equal.

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