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