____________________
is
the
rate
of
change
of
velocity
.
The
path
of
a
projectile
a
____________________
.
____________________
is
the
tendency
of
an
object
to
maintain
its
state
of
motion
.
____________________
____________________
is
the
force
that
maintains
the
circular
motion
of
a
ball
on
a
string
.
A
change
in
the
force
of
gravity
acting
on
a
object
will
affect
the
object's
____________________
.
____________________
is
a
product
of
lever
arm
and
force
.