Paper 1 Flashcards
1
Q
Weight
A
Mass x gravitational field strength
2
Q
Work done
A
Force x distance
3
Q
Kinetic energy
A
1/2 x mass x (speed)^2
4
Q
Gravitational potential energy
A
Mass x gravitational field strength x height
5
Q
Power
A
Energy transferred / time
6
Q
Power 2
A
Work done/time
7
Q
Efficiency
A
Total output energy transfer/total input energy transfer
8
Q
Efficiency
A
Useful power output / total power input
9
Q
Charge flow
A
Current x time
10
Q
Potential difference
A
Current x resistance
11
Q
Power 1
A
Potential difference x current
12
Q
Power
A
(Current)^2 x resistant
13
Q
Energy transferred
A
Power x time
14
Q
Energy transferred
A
Charge flow x potential difference
15
Q
Density
A
Mass / volume
