# Shared Flashcard Set

## Details

Rotational Motion Vocabulary Review
Physics
11
Physics
12/08/2011

Term
 Newton's Second Law for Rotational Motion
Definition
 Angular acceleration is directly proportional to the net torque and inversely proportional to the moment of inertia is a statement of ___________
Term
 Angular displacement
Definition
 As an object rotates the change in angle is called _____________
Term
 Angular velocity
Definition
 The ________ of a rotating object can be calculated by dividing its angular displacement by the time it takes for hte displacement to occur.
Term
 Center of mass
Definition
 The ______ of an object is the point on the object that moves in the same way that a point particle would move
Term
 Moment of inertia
Definition
 The ________ is the resistance to rotation
Term
Definition
 The ____1/2 pi of a revolution of a spinning object
Term
 Centrifugal force
Definition
 The apparent force that seems to pull an object on a spinning platform toward the outside of the platform is called ______________.
Term
 Angular acceleration
Definition
 The result dividing the change in angular velocity by the time it takes to amke the change is ___________.
Term
 Torque
Definition
 ______________ is the measure of how effectively a force causes rotation
Term
 Lever Arm
Definition
 When a force is exerted on a rotating object, the change in the angular velocity depends on the _________, which is the perpendicular distance from the axis of rotoation to the poitn where the force is exerted.
Term
 Coriolis "Force"
Definition
 When the horizontal motion of an object in a rotating frame of reference seems to defelct he apparent force is ___________.
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