Flashcards
Physics Equations GCSE
Cards in this deck (15)
- 1energy equationsenergy equations
- 2Kinetic energy equationEk = ½mv²
Ek = kinetic energy
m = mass
v = speed
Ek = J (joules)
m = kg (kilograms)
v = m/s (meters per second) - 3elastic potential energyEe = ½ ke²
Ee = elastic potential energy
k = spring constant
e = extension
Ee = J (joules)
k = N/m (newton’s per meter)
e = m (meters) - 4gravitational potential energyEp = m x g x h
Ep = gravitational potential energy
m = mass
g = gravitational field strength
h = height
Ep = J (joules)
m = kg (kilograms)
g = N/kg (newton’s per kilogram)
h = m (meters) - 5change in thermal energy specific heat capacityΔE = mcΔθ
ΔE = change in thermal energy
m = mass
c = specific heat capacity
Δθ = temperature change
ΔE = J (joules)
m = kg (kilograms)
c = J/kg˚C (joules per kilogram per degree Celsius)
Δθ = ˚C (degree Celsius) - 6power (Energy version)P = E÷t
P = power
E = energy transferred
t = time
P = W (watts)
E = J (joules)
t = s (seconds) - 7Power energyP = W÷t
P = power
W = work done
t = time
P = W (watts)
E = J (joules)
t = s (seconds) - 8EfficiencyEfficiency = useful energy out ÷ total energy in
- 9Electricity equationsElectricity equations
- 10ChargeQ = I x t
Q = Charge
I = Current t = Time
Q = C (coulombs)
I = A (amps) t = s (seconds) - 11Potential differenceV = IR
V = Potential difference
I = Current
R = Resistance
V = V (volts)
I = A (amps)
R = Ω (ohms) - 12Power electricity with voltageP = VI
P = Power
V = Potential difference
I = Current
P = W (watts)
V = V (volts)
I = A (amps) - 13Power electricity with resistanceP = I² x R
P = Power
I = Current
R = Resistance
P = W (watts)
I = A (amps)
R = Ω (ohms) - 14energy with powerE = P x t
E = Energy
P = Power
t = Time
E = J (joules)
P = W (watts)
t = s (seconds) - 15energy with chargeE = QV
E = Energy
Q = Charge
V = Potential difference
E = J (joules)
Q = C (coulombs)
V = V (volts)
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- GCSE Physics Flashcards on Physics Equations GCSE, created by M-T-M 123 on 15/03/2018.
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- M-T-M 123
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