| A | B | 
|---|
| motion | object is in _______when its distance from a reference point changes. | 
| reference point | object is in motion when its distance from a __________ _______changes. | 
| Average speed | _________ ________ is: total distance in a given, or total, time. | 
| Instantaneous speed | _________ ________ is speed at a specific moment in time. | 
| Vectors | ________ or rays are arrows that can show motion and forces. | 
| distance | Speed = _______ ÷ Time | 
| speed | _______ = Distance ÷ Time | 
| Velocity | ________ is speed in a given direction. | 
| time | Speed = Distance ÷ _______ |