MOTION AND TIME

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Across
  1. 4. It is the distance covered by a moving object in unit time
  2. 5. An instrument that measures time using the position of the sun
  3. 7. The time taken by a pendulum to complete 1 oscillation
  4. 8. When the car travels in a straight line it is said to be in
Down
  1. 1. Clocks that measure time accurately could only be made after the discovery of this
  2. 2. The SI unit of temperature
  3. 3. It is the comparison of an unknown quantity with some fixed quantity of the same kind
  4. 6. The most accurate instrument for measuring time