2.
Inertia in motion or the mass of an object multiplied by its velocity
3.
of Conservation of Momentum Law that states "In the absence of external force, the momentum of a system remains unchanged"
4.
collisions Whenever two objects become tangled or couple together
5.
collision When objects collide without being deformed and without generating heat
6.
Second Law Acceleration ～ net force/mass
7.
Two values change in opposite directions
8.
Resistance Friction Acting on something moving through air
9.
The amount of force per unit area
10.
speed Peak acceleration when falling
11.
velocity Peak acceleration when falling with direction
