Multiple choice

Which of the following reasons is/are valid for thunderstorms usually occurring in summer? (a) Thunderstorms are usually caused by the intense heating of ground surfaces during summer. (b) The charges discharged to the ground as lightening, cause heating of air that is in their path. (c) The heated air contracts rapidly, creating shock waves that can be heard as the rumble of thunder.

  1. Only a

  2. Only b

  3. Only c

  4. Only a and b

  5. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Thunderstorms are usually caused by the intense heating of ground surfaces during summer. The charges discharged to the ground as lightning, cause heating of air that is in their path. Both these statements are correct.

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