energy - power Flashcards
1
Q
what is power
A
power is the rate at which energy is transferred or the rate which work is done
2
Q
what are the two equations for power
A
power = energy transferred / time
power = work done / time
3
Q
what is the unit for power
A
watts (W)
4
Q
1 ____ is an energy transfer (or work done) of _ j per second
A
1 watt is an energy transfer (or work done) of 1 j per second
