DISPLACEMENT
The change in position
of an object.
∆x = xf - xi
VELOCITY
The rate of change of
displacement.
AVERAGE
VELOCITY
Total displacement
divided by the time
during which
displacement occurred.
 (Greek Delta)
A symbol used in
physics to denote a
change in a quantity.
ACCELERATION
The rate of change of
velocity.
AVERAGE
ACCELERATION
Change in velocity
divided by the time
during which velocity
change occurred.
FREE FALL
Motion of an object
falling with a constant
acceleration due to
gravity alone.
KINEMATICS
The branch of physics
that deals with the
characteristics of
motion.
SCALAR
A quantity that has only
a magnitude and no
direction.
VECTOR
A quantity that has both
a magnitude and a
direction.