Studied by 4 peoplework
transfer of energy as result of motion
transfer of E by mechanical means
work formula
force x distance
W=fd
work unit
joules
N x m
kg x m^2/s^2
power
how fast the work is done
power formula
work/time
W/t
power unit
Watt
J/s
kg x m^2/s^3
energy
ability to do work or cause a change in itself or its environment
5 types of energy
mechanical
thermal
electromagnetic
chemical
nuclear
mechanical energy
energy of a moving object
thermal energy
heat, temp
electromagnetic energy/ radiant energy
light and colors, x-rays
chemical energy
bonds between atoms
nuclear energy
nuclear power plants, radioactivity
kinetic energy
energy in the form of motion
kinetic energy formula
KE=1/2mv^2
kinetic energy unit
joules
kg x m^2/s^2
potential energy
energy due to position or condition
gravitational potential energy form
weight x height
potential energy unit
joules
kg x m^2/s^2
law of conservation of energy
energy can change from one form to another
energy can’t created/destroyed
total energy in universe is constant
PE(top)=KE(bottom)
KE(top)=PE(bottom)
Note 
Flashcard (31)