Science equations

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  • Created by: Robster
  • Created on: 12-02-18 13:16
work done = force x distance
W = Fs
1 of 16
kinetic energy = 1/2 x mass x (speed)²
E = 1/2mv²
2 of 16
Gravitational potential energy = mass x gravitational field strength x height
E = mgh
3 of 16
Power = energy transferred/ time
P = E/t
4 of 16
Power = work done/ time
P = W/t
5 of 16
Efficiency = useful output energy transfer/ total input energy transfer
Efficiency = useful power output/ total power output
6 of 16
Charge flow = current x time
Q = It
7 of 16
Potential difference = current x resistance
V = IR
8 of 16
Power = potential difference x current
P = VI
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Power = (current)² x resistance
P = I²R
10 of 16
Energy transferred = power x time
E = Pt
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Energy transferred = charge flow x potential difference
E = QV
12 of 16
Density = mass/ volume
p = mV
13 of 16
Elastic potential energy = 1/2 x spring constant x (extension)²
E = 1/2ke²
14 of 16
Change in thermal energy = mass x specific heat capacity x temperature change
▲E = mc▲t
15 of 16
Thermal energy for a change in state = mass x specific latent heat
E = mL
16 of 16

Other cards in this set

Card 2

Front

E = 1/2mv²

Back

kinetic energy = 1/2 x mass x (speed)²

Card 3

Front

E = mgh

Back

Preview of the back of card 3

Card 4

Front

P = E/t

Back

Preview of the back of card 4

Card 5

Front

P = W/t

Back

Preview of the back of card 5
View more cards

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