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3
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-the support, or point of rest, on which a lever turns in moving a body
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4
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an object fired from a gun with an explosive propelling charge, such as a bullet, shell, rocket, or grenade.
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6
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a medieval military engine for hurling heavy missiles
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7
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an ancient military engine for hurling stones, arrows, etc.
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9
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physical power or strength possessed by a living being:
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1
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exertion or effort directed to produce or accomplish something; labor; toil.
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2
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Origin of simple machine
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5
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a rigid bar that pivots about one point and that is used to move an object at a second point by a force applied at a third.
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8
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anything put in or on something for conveyance or transportation; freight; cargo
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