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Force and Laws of Motion — Science STD 9 — Question

Rajasthan BoardEnglish MediumSTD 9ScienceForce and Laws of Motion3 Marks
Question
If action is always equal to reaction, explain why a cart pulled by a horse can be moved.
✓

Answer

To make the cart move, the horse bends forward and pushes the ground with its feet. When the forward reaction to the backward push of the horse on the ground is greater than the opposing frictional forces of the wheels, the cart moves.

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