Work, Energy, Power Flashcards
1
Q
State the principle of conservation of energy
A
Energy cannoy be created or destroyed . It can only be converted from one form to another.
2
Q
Work
A
Energy transfer takes place when force causes an object to move
3
Q
Energy
A
Capacity to do work
4
Q
Power
A
Rate at which work is done
5
Q
potential energy
A
energy of an object due to its position in a gravitational field
6
Q
closed system
A
energy transformation occur but the total amount of energy remains constant
7
Q
elastic potential energy
A
potential energy stored by stretching or compressing an object by force
