Unit 1 & 2 Vocab

4. The physical quantity that describes how a moving object position changes
7. The magnitude of a vector is the same as the linear _____ between the object and its origin
8. Variable controlled by the scientist
12. the physical quantity that describes the changes in the velocity of an object
13. A well tested theory for experimental results

1. The SI unit for energy
2. Vector quantities are defined by a direction and a...
3. An educated guess based upon research
5. The coordinate system used to locate objects based on a set of perpendicular axes
6. which vector has its initial at the starting point and the end point at the final point
9. Support for the idea that something is true
10. _____ velocity specifies the velocity of an object at each instant in time
11. The point where the vector acts
14. What must be done to make a result reliable & valid