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9th Class (CBSE) Science: Matter in Our Surroundings Quiz

NCERT 9th Class (CBSE) Science: Matter in Our Surroundings Quiz

19 Multiple Choice Questions related to NCERT 9th Class (CBSE) Science: Matter in Our Surroundings Quiz:

  • 1 kg. of steam contains more heat because when it was being changed from water to steam it had absorbed latent heat thus, becoming more hot.
  • Placing ice in the bucket of water would be better method because when ice is kept in water, the water is in direct contact with the ice, the rate of absorption of heat from water increases, making the water cooler quickly.
  • Naphthalene balls undergo Sublimation. They form naphthalene vapors and seem to disappear.

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