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1. What is a force? What changes can be produced by a Force? (AS)
2. Give two examples each for a contact force and a force at a distance. (AS)
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Explanation:
Force is a puss and pull
change in shape
change in volume
change in place
2 contact force- force exert between tyer and road
- act forse on book
noncontact force- force exert by earth to attract the ball thrown in the sky
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