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Forces and Motion- 6

Forces and Motion

QuestionAnswer
terminal velocity 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
free fall the motion of a body when only the force of gravity is acting on the body
projectile motion the curved path that an object follows when thrown, launched, or otherwise projected near the surface of Earth; the motion of objects that are moving in two dimensions under the influence of gravity
inertia the tendency of an object to resist a change in motion unless an outside force acts on the object
momentum a quantity defined as the product of the mass and velocity of an object
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