6th Grade_Position and Motion

the starting point you choose to describe the location, or position, of an object.

• reference point

• position

• displacement

• motion

an object's distance and direction from a reference point

• position

• displacement

• dimension

• reference point

to indicate or identify

• specify

• determine

• review

• organize

distance or length measured in one direction

• dimension

• position

• average acceleration

• velocity

the process of changing position

• motion

• position

• displacement

• speed

the difference between the initial (first) position and the final position of an object

• displacement

• reference point

• motion

• velocity

a measure of the distance an object travels per unit of time

• speed

• constant speed

• instantaneous speed

• average speed

the rate of change of position in which the same distance is traveled each second

• speed

• constant speed

• instantaneous speed

• average speed

speed fat a specific instant in time

• speed

• constant speed

• instantaneous speed

• average speed

the total distance traveled divided by the total time taken to travel that distance

• speed

• constant speed

• instantaneous speed

• average speed