| # |
Formula |
Variables |
Units |
Description |
| 1 |
v = u + at |
v = final velocity, u = initial velocity, a = acceleration, t = time |
m/s |
First equation of motion |
| 2 |
s = ut + 1/2 * at² |
s = displacement, u = initial velocity, a = acceleration, t = time |
m |
Second equation of motion |
| 3 |
F = ma |
F = force, m = mass, a = acceleration |
Newton |
Newton's second law of motion |
| 4 |
KE = 1/2 * mv² |
KE = kinetic energy, m = mass, v = velocity |
Joules (J) |
Kinetic energy of an object |
| 5 |
PE = mgh |
PE = potential energy, m = mass, g = acceleration due to gravity, h = height |
Joules (J) |
Potential energy in a gravitational field |
| 6 |
v = f * λ |
v = wave speed, f = frequency, λ = wavelength |
m/s |
Wave speed relation |
| 7 |
P = IV |
P = power, I = current, V = voltage |
Watts (W) |
Power in an electrical circuit |
| 8 |
P = F * d |
P = work done, F = force, d = displacement |
Joules (J) |
Work done by a force |
| 9 |
F = G * (m1 * m2) / r² |
F = gravitational force, G = gravitational constant, m1 and m2 = masses, r = distance |
Newton (N) |
Universal law of gravitation |
| 10 |
V = IR |
V = voltage, I = current, R = resistance |
Volts (V) |
Ohm's law |
