You observe three carts moving to the left. Cart A moves to the left at nearly constant speed. Cart B moves to the left, gradually speeding up. Cart C moves to the left, gradually slowing down. Which cart or carts, if any, experience a net force to the left?
A. Cart A
B. Cart C
C. Cart B
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You observe three carts moving to the left. Cart A moves to the left at nearly constant speed. Cart...
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