Across
- 2. speed - the total distance traveled divided by the time it takes to travel that distance
- 7. vector - the vector sum of two or more vectors
- 9. of reference - a system of objects that are not moving with respect to one another; a system of objects used for comparison to determine if something is in motion
- 10. - a quantity that has a direction associated with it
- 11. - the length of the path between two points
Down
- 1. speed - the rate at which an object is moving at a given moment in time
- 3. acceleration - a steady change in velocity
- 4. - the rate at which velocity changes
- 5. - the speed and direction an object is moving measured relative to a reference point
- 6. motion - movement in relation to a frame of reference
- 8. - the ratio of the distance an object moves to the amount of time the object moves
- 9. fall - the movement of an object toward Earth because of