Physics 0625 · IGCSE · Momentum

Momentum — practice question

A smoke particle that is not moving is struck by a nitrogen molecule moving at high speed. Which row shows how the smoke particle and the nitrogen molecule move after the collision?

  • Asmoke particle moves; nitrogen molecule rebounds
  • Bsmoke particle moves; nitrogen molecule stops
  • Csmoke particle remains stationary; nitrogen molecule rebounds
  • Dsmoke particle remains stationary; nitrogen molecule stops

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