resultant force
N
mass
kg
acceleration
m/s 2
final velocity
m/s
initial velocity
m/s
time taken
s
weight
N
gravitational field strength
N/kg
force
N
spring constant
N/m
extension
m
work done
J
distance moved in the direction of force
m
power
W
energy transferred
J
change in gravitational field strength
s
change in height
m
kinetic energy
J
speed
m/s
momentum
kg/m/s
velocity
m/s
current
A
charge
C
time
s