A46 g marble moving at 2.3 m/s strikes a 30 g marble at rest. assume the collision is perfectly elastic and the marbles collide head-on.
part a:
what is the speed of the first marble immediately after the collision?

part b:
what is the speed of the second marble immediately after the collision?

answer:

what

explanation:

the answer is 46 mls because when you add the speed per second it increses the speed

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