Quote:
Originally Posted by Henryk
I’m sorry to contradict you, but if two carts hit each other at 20 mph, it’s 20 mph, not 40 mph. Compare it to this: if a cart hit a stone wall at 20 mph, it’s 20 mph.
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If a cart hit another cart, one was going 20mph and the other wasn'tmoving atall, the impact would be 20mph. If the other cart is also moving 20mph, the total impact is 40mph.