l (distance) = m
t (time) = s
m (mass) = kg
a (area) = meters squared
v (velocity) = meters/ second
(density) = kg/ meters cubed
g (gravity) = meters/ second squared
F (force) = kgXm/ second squared
E (energy) = Joules- (kgXm/secondsquared) x meter
P (power) = (kgXm^2)/ (seconds^3)