Multiple choice

Heat is transmitted from higher to lower temperature through actual mass motion of the molecules in

  1. conduction

  2. convection

  3. radiation

  4. all of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Convection is the process of heat transfer in fluids where energy is transported by the physical movement of the fluid's molecules. This differs from conduction, where energy is passed between stationary molecules.

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