Class IX Motion in One Dimension CW 02

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Across
  1. 2. A specific moment at which a physical quantity is measured.
  2. 3. A point or object with respect to which the position of another object is described.
  3. 5. A system used to describe the motion or rest of an object.
  4. 9. A person or object with respect to whom motion is described.
  5. 11. The duration between two successive instants of time.
  6. 12. A quantity that distinguishes velocity from speed.
  7. 13. The numerical value associated with a physical quantity.
  8. 14. A term used to describe the slope of a graph.
Down
  1. 1. The path followed by a moving object during its motion.
  2. 3. Another term used for negative acceleration.
  3. 4. A quantity that remains unchanged throughout the motion.
  4. 6. Motion or rest that depends upon the observer.
  5. 7. The location of an object with respect to a chosen origin.
  6. 8. The fixed point from which the position of an object is measured.
  7. 10. A quantity whose value changes during motion.