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moments levers and c

moments levers and centres of gravity

QuestionAnswer
what is the moment of a force force multiplied by distance of force from fulcrum
what is a lever a rigid body free to move about a fixed point called a fulcrum
state the law of the lever when a lever is balanced clockwise moments equal anticlockwise moments
Another word for fulcrum is axis
force is measured in newtons
examples of levers include scissors, wheelbarrows and doors
an object in physics is commonly called a body
what is the centre of gravity of an object the point on an object through which all the weight of the object appears to act
a thin piece of card is called a lamina
when an object is balanced we say it is in equilibrium
to increase the stability of an object widen the base and lower the centre of gravity
Created by: PDervin