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HT
Question Practice

When a hot air balloon rises, which principle of convection is at work?

Attempt the question, check the explanation, and continue with similar questions to build confidence before exams.

MCQ_SA
CBSE
Class 7
Science
Curiosity
Heat Transfer in Nature
Question Bank

When a hot air balloon rises, ...

Single Answer MCQ
Q-00127962

When a hot air balloon rises, which principle of convection is at work?

1

Warm air density decreases

2

Hot air cools rapidly

3

Cold air pushes down

4

The balloon material expands uniformly

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