Heat English Medium Free Online Test 1 Mark Questions 2020-2021

8th Standard

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Science

Time : 00:05:00 Hrs
Total Marks : 6

    Part A

    6 x 1 = 6
  1. Heat is a form of ________.

    (a)

    electrical energy

    (b)

    gravitational energy

    (c)

    thermal energy

    (d)

    None of these

  2. If you apply some heat energy to a substance, which of the following can take place in it?

    (a)

    Expansion

    (b)

    Increase in temperature

    (c)

    Change of state

    (d)

    All the above

  3. Which of the following substances will absorb more heat energy?

    (a)

    Solid

    (b)

    Liquid

    (c)

    Gas

    (d)

    All the above

  4. If you apply equal amount of heat to a solid, liquid and gas individually, which of the following will have more expansion?

    (a)

    Solid

    (b)

    Liquid

    (c)

    Gas

    (d)

    All of them

  5. The process of converting a liquid into a solid is called_________.

    (a)

    sublimation

    (b)

    condensation

    (c)

    freezing

    (d)

    deposition

  6. Conduction is the heat transfer which takes place in a____________.

    (a)

    solid

    (b)

    liquid

    (c)

    gas

    (d)

    All of them

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