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9th Class Science Matter in Our Surroundings Question Bank 9th CBSE Science Matter in Our Surroundings

  • question_answer
      Alka was making tea in a kettle. Suddenly she felt intense heat from the puff of steam gushing out of the spout of the kettle. She wondered Then the the temperature of the steam was higher than that of the water boiling in the Comment.         [NCERT Exemplar]        

    Answer:

                   The temperature of both boiling water and steam is 100°C, but steam ha more energy because of latent heat of vaporisation.


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