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Time and Motion

9th CBSE Science: Motion Quiz

NCERT 9th Class (CBSE) Science: Motion Quiz

16 Multiple Choice Questions related to NCERT 9th Class (CBSE) Science: Motion Quiz

  • When an object covers equal distances in equal intervals of time, it is said to be in uniform motion.
  • It is defined as the distance traveled by an object in unit time. Its unit is m/s.
  • While plotting a distance-time graph, we should plot time on X- axis as, all independent quantities are plotted on X-axis.
  • The physical quantity is – 15 m/s. It represents velocity because sign of speed cannot be a negative. Negative sign indicates the opposite direction.

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