w = m x g

wd = F x d

P = wd / t

F = m x a

a = v - u / t

v^2 = u^2 + 2 a s

P = m x v

change E = m x c x change Theta

E = m x l

v = f x lambda

GPE = m x g x h

KE = 1/2 x m x v^2

E = 1/2 k x e^2

F = k e