ch 2 Flashcards
1
Q
free fall
A
the motion of a body when only he force of gravity is acting on a body
2
Q
projectile motion
A
the curved path that an object when thrown, launched, or otherwise projected near the surface of Earth
3
Q
Terminal Velocity
A
the constant velocity of a falling object when the fore of air resistance is equal in magnitude and opposite in direction to the force of gravity
4
Q
inertia
A
the tenancy of an object to resist being moved or, if the object is moving, to resist a change in speed or direction until an outside force acts on an object
5
Q
Momentum
A
a quantity defined as the product of the mass and velocity of an object
