Motion

14 cards·by joelhanns

Frame of Reference

a system of objects that are not moving with respect to one another

Relative Motion

Movement in relation to frame of reference

Distance

length between two points

Vector

quantity with direction and magnitude

Resultant Vector

sum of two or more vectors

Speed

ratio of distance traveled and time

Average Speed

the total distance traveled over the total time traveling

Instantaneous Speed

speed of an object at a particular moment

Velocity

description of both speed and direction

Acceleration

a change in motion

Free Fall

the movement of an object to the Earth because of gravity

Constant Acceleration

a steady change in velocity

Linear Graph

A graph that uses lines to represent data

Nonlinear Graph

A curve connected by dots