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What is needed for work to be done?

A force must push on an object without moving it.

A force must pull on an object without moving it.

A force must cause an object to move along the same direction as the force.

A force must act on an object while ar equal force acts oppositely on the object.

1 Answer

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Answer:

a force must be act on an object while an equal force acts oppositely on the object.

User Brandt
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