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Physics — Junior

Force, motion, light, sound, heat, and electricity basics for Classes VI–VIII

Sample Practice Questions

  1. Light travels fastest in:

    • Water
    • Glass
    • Air
    • Vacuum
    Show answer

    Answer: Vacuum

  2. The centre of gravity of a uniform rectangular plate lies:

    • At a corner
    • At the midpoint of a side
    • At the intersection of its diagonals
    • Outside the plate
    Show answer

    Answer: At the intersection of its diagonals

  3. Potential energy of a 2 kg object held at 5 m height (g=10 m/s²) is:

    • 10 J
    • 50 J
    • 100 J
    • 200 J
    Show answer

    Answer: 100 J

  4. Magnetic field lines inside a bar magnet go from:

    • North pole to South pole
    • South pole to North pole
    • In random directions
    • Do not exist inside
    Show answer

    Answer: South pole to North pole

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Practice Questions

Practise VVM questions on Physics — Junior. Answers are revealed after each question.

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