Term
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Definition
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a push or a pull exerted on an object
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Term
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Definition
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the overall force on an object when all the individual forces acting on an object are added together
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Term
unbalanced forces
(section 1) |
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Definition
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a nonzero net force that changes an object's motion
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Term
balanced forces
(section 1) |
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Definition
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equal forces acting on an object in opposite directions
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Term
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Definition
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the tendency of a moving object to continue in a straight line or of an stationary object to remain in place
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Term
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Definition
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a unit of measure that equals the force required to accelerate one kilogram of mass at a rate of one meter per second per second.
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Term
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Definition
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a force that one surface exerts on another when the two rub against each other
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Term
sliding friction
(section 3) |
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Definition
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friction that occurs when one solid surface slides over another
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Term
rolling friction
(section 3) |
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Definition
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the friction that occurs when an object rolls over a surface
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Term
fluid friction
(section 3) |
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Definition
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the friction that occurs when an object moves through a fluid
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Term
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Definition
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the force that pulls objects toward each other
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Term
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Definition
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the motion of a falling object when the only force acting on it is gravity
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Term
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Definition
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Term
air resistance
(section 3) |
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Definition
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the fluid friction experienced by objects falling through air
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Term
terminal velocity
(section 3) |
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Definition
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the maximum velocity a falling object achieves
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Term
law of universal gravitation
(section 3) |
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Definition
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the force of gravity acts between all objects in the universe
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Term
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Definition
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the product of an object's mass and velocity
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Term
law of conservation of momentum
(section 4) |
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Definition
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the rule that the total momentum of objects in an interaction does not change
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Term
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Definition
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a state in which opposing forces in a system are equally balanced or stable
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