# Shared Flashcard Set

## Details

Physics
Chapter 2
10
Physics
09/16/2011

Term
 Reference Point
Definition
 the point from which you measure the motion of an object
Term
 Distance
Definition
 how far an object goes; a scalar quantity
Term
 Displacement
Definition
 the distance and direction measured in a straight line from an object's starting point to its ending point; a vector quantity
Term
 Scalar
Definition
 a quantity for which direction does not matter
Term
 Vector
Definition
 a quantity for which direction must be indicated, by  either a positive or negative value
Term
 Speed
Definition
 how fast an object is moving; a scalar quantity
Term
 Velocity
Definition
 the speed of an object in a given direction; a vector quantity
Term
 Acceleration
Definition
 a change in velocity; speeding up, slowing down, or changing direction
Term
 v = d/t
Definition
 Velocity =   Distance Time
Term
 a = Dv/t
Definition
 acceleration =      (Δ) change in velocity time
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