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Unit 3 26-27

Motion in Action

TermDefinition
Distance The total length of the path an object travels.
Time How long an object is moving or how long an event takes.
Speed How fast an object moves; distance traveled divided by time.
Average Speed Total distance traveled divided by total time.
Constant Speed Moving at the same speed without speeding up or slowing down.
Instantaneous Speed The speed of an object at one specific moment.
Direction The way an object is moving, such as north, south, left, or right.
Displacement The change in position from the starting point to the ending point, including direction.
Velocity Speed in a specific direction.
Distance-Time Graph A graph that shows how an object's total distance traveled changes over time.
Slope The steepness of a line; on a distance-time graph, it shows how fast the object is moving.
x-axis The horizontal axis of a graph. On a distance-time graph, it shows time.
y-axis The vertical axis of a graph. On a distance-time graph, it shows distance traveled.
Created by: LMS 7 Sci
 

 



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