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9 Cards in this Set

  • Front
  • Back
Work
a quanity that measures the effects of force acting over a distance
Power
a quanity that measures the rate at which work is done
Mechanical Advantage
a quanity that measures how much a machine multiplies force of distance
Simple machine
one of the six basic types of machines of which all the other machines are composed
Compund Machine
a machine made of more than one simple machine
Potential energy
the stored energy resulting from the relative positions of objects in a system
Kinetic energy
the energy of a moving object due to its motion
Mechanical energy
the sum of the kinetic and potential energy of large-scale objects in a system
Efficiency
a quanity, usually expressed as percentage, that measures the ratio of useful work output to work input