Physics Equations Flashcards
1
Q
distance equation
A
average time X time
2
Q
acceleration
A
change in velocity / time taken
3
Q
force
A
mass X acceleration
4
Q
weight
A
mass X gravitational field strength
5
Q
momentum
A
mass X velocity
6
Q
change in gravitational potential energy
A
mass X gravitational field strength X change in vertical height
7
Q
kinetic energy
A
0.5 X mass X speed2
8
Q
efficiency
A
useful energy transferred by the device / total energy supplied to the device
9
Q
wave speed
A
frequency X wavelength
distance / time
10
Q
j
A
g
