Physics for IGCSE & O level - Forces And Energy (Section 2 - No. 50)
What does it mean to say 'work is done'?
Force is being applied, but no movement occurs.
The force is not in the direction of movement.
Force has caused something to move.
The object is moving, but no force is acting on it.
Explanation
Work is done when a force causes something to move.
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