Across
- 4. The magnitude of a vector is the same as the linear _____ between the object and its origin
- 7. the physical quantity that describes the changes in the velocity of an object
- 8. Variable controlled by the scientist
- 10. An educated guess based upon research
- 11. _____ velocity specifies the velocity of an object at each instant in time
- 12. The physical quantity that describes how a moving object position changes
Down
- 1. The coordinate system used to locate objects based on a set of perpendicular axes
- 2. Vector quantities are defined by a direction and a...
- 3. A well tested theory for experimental results
- 5. The SI unit for energy
- 6. What must be done to make a result reliable & valid
- 9. Support for the idea that something is true