Physics

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Across
  1. 2. quantities have only a magnitude and can be represented by a single number.
  2. 4. quantity, a quantity that has both size and a direction.
  3. 6. locates an object with respect to a chosen coordinate system.
  4. 10. figures, a digit that is reliably known.
  5. 11. quantity, When a physical quantity is described by a single number.
  6. 14. the change of an object’s position or orientation with time.
  7. 16. The size or length of a vector.
  8. 17. a quantity described by both a magnitude and a direction.
Down
  1. 1. path along which an object moves.
  2. 3. diagram, an object’s positions at several equally spaced instants of time.
  3. 5. Point in a position.
  4. 7. numbers, numbers that have no uncertainty and, when used in calculations.
  5. 8. a change of position.
  6. 9. motion, objects that are neither speeding up nor slowing down.
  7. 12. The symbol that represents a position along an axis.
  8. 13. vector, a quantity that has both a magnitude (How far?) and a direction, it can be represented by a.
  9. 15. model, a moving object as if all its mass were concentrated at a single point.