A pair of toy freight cars, one twice the mass of the other, fly apart when a compressed spring that joins them is released. The spring exerts the greater force on the

Question

Quizplus · Accepted Answer

According to Newton's third law of motion, for every action, there is an equal and opposite reaction. This means that the spring exerts equal forces on both cars, regardless of their masses.

A Pair of Toy Freight Cars, One Twice the Mass