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7th Class Science Physical and Chemical Changes Question Bank Physical and Chemical Changes

  • question_answer
    When ice is heated, it changes to water and water on further heating gets converted to steam. What happens when steam is condensed?

    A) A new substance is formed

    B) No new substance is formed

    C) Gaseous phase changes to liquid phase

    D) Both (b) and (c) are correct

    Correct Answer: D

    Solution :

    The process of change from gaseous to liquid phase is called condensation. Steam (water in gaseous state) after condensation yields water (liquid state).


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