| A | B |
|---|
| describes speed and direction | velocity |
| change in position of an object | motion |
| distance an object travels per unit of time | speed |
| speed that does not change | constant speed |
| a place or object used for comparison to determine if something is in motion | reference point |
| total distance divided by total time | average speed |
| basic unit of measurement for distance | meter |
| measurement for speed | meter/second |
| measurement for velocity | meter/second westward |
| measurement for time | seconds |
