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10 Cards in this Set

  • Front
  • Back
Work
Moving an object under the influence of a force
d
change in position of an object(distance or displacement)
F
applied force(measured in newtons)
Work formula
W=Fxd
Simple Machines
machines with only one or too parts
Six forms of simple machines
Lever,wheel and axle, pulley, inclined plane, wedge, screw.
Lever
a rigid bar capable of turning around a fixed point
Fulcrum
the fixed point upon which a level turns
Law of moments
w1xd1=w2xd2
Torque
when effort and resistance on a lever are not at equilibrium