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Danielle Easterday

Chapter 11 Vocab

TermDefinition
Frame of Reference Is a system of objects that are not moving with respect to one another.
Relative Motion Is movement in relation to a frame of reference.
Distance Is the length of a path between two points.
Vector Is a quantity that has magnitude and direction.
Resultant Vetor The vector sum of two or more vectors.
Speed Is the ratio of the distance an object moves to the amount of time an object moves.
Average Speed Is the total distance traveled.
Instantaneous Speed Is the rate at which an object is moving at a given moment in time.
Velocity The speed and direction in which an object is moving.
Acceleration The rate at which velocity changes.
Free Fall The movement of an object toward Earth solely because of gravity.
Constant Acceleration Is a steady change in velocity.
Linear Graph The displayed data forms straight-line parts.
Nonlinear Graph A curve connects the data points that are plotted.
Created by: soccerdani15