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Work done=Force x Distance moved1 Joule=1 newton x 1 metre1 J=1 Nm

REMEMBER THAT IN THE FUTURE.

Moment of a force,M= F x DMoment of a force,M= Force x Perpendicular distance from the fulcrum to the line of action of the force.

1 kg=10N

Page 166 and 167 is very useful for my school people in the Science textbook.