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ch 13
ch.13
7
Science
8th Grade
06/04/2009

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Cards

Term
gravity
Definition
a force of attraction between objects that is due to their masses
Term
weight
Definition
a measure of the gravitational farce exerted on an object
Term
mass
Definition
a measure of the amount of matter in an object
Term
terminal velocity
Definition
the constant velocity of a falling object when the force of air resisrance is equal in magnitude and opposie in direction to the force of gravity
Term
free fall
Definition
the motion of a body when onlu the force of gravity is acting on the body
Term
projectile motion
Definition
the curved path that an object follows when thrown launched or otherwise projected near the surface of earth
Term
inertia
Definition
the tendency of an object to resist being moved
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