Physics 0625 · IGCSE · Kinetic particle model of matter

Kinetic particle model of matter — practice question

A gas in a sealed container is heated. The gas pressure rises. Which statement accounts for this rise in pressure?

  • AThe changes in the momentum of the gas molecules striking the walls of the container increase.
  • BThe forces of attraction between the gas molecules and the walls of the container increase.
  • CThe gas molecules collide with each other more frequently.
  • DThe gas molecules lose more energy when they strike the walls of the container.

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