Unit 1 & 2 Vocab

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