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ps ch5

TermDefinition
work transfer of energy that occurs when a force makes an object move measured in joules
power amount of work done or the amount of energy transferred divided by the time required to do the work or transfer the energy measured in watts
machine device that makes doing work easier by increasing the force applied to an object changing the direction of an applied force or increasing the distance over which a force can be applied
input force the force that is applied to a machine
output force the force applied by the machine
mechanical advantage ratio of the output force exerted by a machine to the input force applied to the machine
efficiency ratio of the output work done by the machine to the input work done on the machine expressed as a percentage
Created by: sethwilkins
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