4. DEFINITION
The tendency of a body to preserve
its state of rest or uniform motion
unless acted upon by an external
force
5. TYPES OF INERTIA
INERTIA OF MOTION
An object in "motion" tends to stay in motion. until
acted upon by an outside force.
INERTIA OF REST
The inherent property of a body by a virtue of which it
can't change its position of rest is called inertia at rest.
