Physics, Chemistry, Science

9th

grade

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Matter in our sorroundings class 9

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21 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt

    The substances which occupy some space and having some mass called

    Particles

    Impure substance

    Ions

    Matter

  • 2. Multiple Choice
    30 seconds
    1 pt

    On which factors evaporation does not depend

    Humidity

    Temperature

    Surface area

    Quality of matter

  • 3. Multiple Choice
    30 seconds
    1 pt

    The process in which solid is directly convert into gas is called

    Condensation

    Boiling

    Evaporation

    None of the above.

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