Across
- 4. Movement in relation to a frame of reference
- 5. The speed and direction in which an object is moving
- 7. Changes in speed direction or both
- 9. The speed at an exact moment
- 10. The length of a path between two points
- 11. A system of objects that are not moving with respect to one another
- 12. The ratio of the distance to the amount of time an object moves
Down
- 1. The total distance travels divided by the time it took
- 2. The movement of an object toward earth solely because of gravity
- 3. A quantity that has magnitude and direction
- 6. a steady change in velocity
- 8. The direction and length from the starting point of a straight line to the ending point