Equations Flashcards
Learn GCSE equations
1
Q
Distance travelled=
A
average speed 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
Efficiency=
A
useful energy transferred by device / total energy supplied to device
6
Q
Momentum=
A
mass x velocity
7
Q
Wave speed=
A
frequency x wavelength
8
Q
Wave speed=
A
distance / time
9
Q
Density=
A
mass / volume
10
Q
Work done=
A
force x distance moved in direction of force
11
Q
Change in gravitational potential energy=
A
mass x gravitational field strength x change in vertical height
12
Q
Kinetic energy=
A
1/2 x mass x (speed)2
13
Q
Power=
A
work done / time taken
14
Q
Energy transferred =
A
charge moved x potential difference
15
Q
Charge=
A
current x time
