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Force and Motion ['fȯrs] [\ən(d)] ['mō -shən]
Something that moves or stops a body, and the act of changing place or position.

Force makes things move, or more accurately, makes things change their motion. It is basically a push or a pull. Two natural forces we are most familiar with are the forces of gravity and magnetism. In the late 1600s, Sir Isaac Newton figured out that the same force which causes an apple to fall from a tree also governs the motion of the moon and the planets.

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