Across
- 3. does not deal with the properties of moving objects themselves , only with the way the move.
- 4. the speed of a system is imply the rate of motion. 81
- 5. Is the rate of completing a displacement. 82
- 6. A time interval is represented by the initial ad is calculated by subtracting the initial time span
- 7. IS represented by d in formulas. note that distance is always positive 80
- 8. Is represented by d 80
- 9. The modern study of motion
Down
- 1. The geometric space containing the point of reference .
- 2. Is the rate of change of the speed or velocity during a given time interval. 84
- 4. All process , forces,and measurable properties originating within the boundary belong to the system.