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CRPhysicsCh7VocabNew

QuestionAnswer
line about which rotation occurs axis of rotation
object’s speed along an imaginary line drawn tangent to the circular path tangential speed
acceleration directed toward the center of a circular path centripetal acceleration
in circular motion, an acceleration due to a change in speed tangential acceleration
net force that is directed toward the center of an object's circular path centripetal force
the mutual force of attraction between particles of matter gravitational force
a quantity that measures the ability of a force to rotate an object around some axis torque
the perpendicular distance from the axis of rotation to a line drawn along the direction of the force lever arm
any device that transmits or modifies force, usually by changing the force applied to an object machine
ratio of a machine's output force to its input force mechanical advantage
the ratio of a machine's useful work output to work input efficiency
Created by: CRMissK