chapter 7 Heat Transfer in Nature - Part 3

Why should a pan of water be heated from below for convection demonstration?

Type: MCQ • Marks: 1
Why should a pan of water be heated from below for convection demonstration?
Options
A. Heat travels downward only
B. Water conducts no heat
C. Warm water can rise and cooler water can sink
D. Pan becomes an insulator
Explanation
Heating the bottom creates density differences that drive circulation.
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