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26 Cards in this Set

  • Front
  • Back
as potential energy increases, kinetic energy...
DECREASES
symbol for power
P
energy cannot be created nor destroyed, only transferred from one form to another
LAW OF CONSERVATION OF ENERGY
equation for power
P = W/t
together kinetic and potential energies are called
MECHANICAL ENERGY
ex: a book resting on a shelf
POTENTIAL ENERGY
another way to write J
N.m/s or kg.m2/s2
amount of work an object can do because of its position
POTENTIAL ENERGY
unit for power
W (WATTS)
another way to write W
J/s, N.m/s2 or kg.m2/s3
the ability to do work
ENERGY
unit for work
J (JOULES)
symbol for work
W
ex: a waterfall
KINETIC ENERGY
energy of motion
KINETIC ENERGY
equation for work
W = F x d
unit for energy
J
symbol for kinetic energy
KE
symbol for energy
E
symbol for potential energy
PE
unit for potential energy
J
unit for kinetic energy
J
rate of doing work
POWER
stored energy
POTENTIAL ENERGY
what must happen for work to be done?
OBJECT MOVES IN THE DIRECTION OF THE APPLIED FORCE
a transfer of energy resulting from motion
WORK