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WJSH 8 Work

Work and Energy Unit

QuestionAnswer
the use of force to move an object some distance work
formula for work force x distance
unit of measurement for work joule
this is transferred when work is done energy
energy of motion kinetic energy
stored energy potential energy
potential energy caused by gravity gravitational potential energy
formula for gravitational potential energy mass x gravitational acceleration (9.8) x height
formula for kinetic energy mass x (velocity)2 / 2
formula for mechanical energy potential energy + kinetic energy
states that energy cannot be created or destroyed, only transferred to other forms law of conservation of energy
energy an object has due to the motion of its molecules thermal energy
energy stored in chemical bonds that hold compounds together chemical energy
potential energy stored in the nucleus of an atom nuclear energy
the rate at which you do work power
unit of measurement for power watt
formula for power work/time or energy/time
amount of work a horse can do in a minute horsepower
Created by: jwandrey
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