power Flashcards
1
Q
what is power?
A
power is a measure of how quickly energy is transferred
2
Q
what is the equation for power?
A
power = energy / time
P = E /t
3
Q
what is the equation for energy from the equation for power?
A
energy = power x time
E = Pt
4
Q
what is the equation for time from the equation for power?
A
time = energy / power
t = E/P
5
Q
what is power measured in?
A
watts (W)
6
Q
what is energy measured in?
A
joules (J)
7
Q
what is time measured in?
A
seconds (s)
