Equations Flashcards
1
Q
Kinetic energy
A
1/2 x mass x speed(squared)
2
Q
Gravitational potential energy
A
Mass x gravitational field strength x height
3
Q
Power
A
Work done/time taken OR Energy transferred/time taken
4
Q
Efficiency
A
Useful ENERGY output/ total ENERGY input
OR
Useful POWER output/ total POWER input
5
Q
Weight
A
Mass x gravitational field strength
6
Q
Work done
A
Force x distance