energy, work & power Flashcards
1
Q
energy
A
the capacity to do work
2
Q
principle of conservation of energy
A
energy can neither be created nor destroyed, it can only be converted from one form to another or transferred from one body to another
total amount of energy in an isolated system remains constant
3
Q
work done
A
product of the force on a body and the distance moved by the body in the direction of the force
4
Q
power
A
rate of work done
rate of energy conversion
