Answer :

Final answer:

In a classroom, there are examples of conduction, convection, and radiation, which involve heat transfer through direct contact, fluid movement, and electromagnetic waves respectively.

Explanation:

In a classroom, there are examples of all three methods of heat transfer: conduction, convection, and radiation.

  1. Conduction: A good example of conduction in a classroom is when you touch a metal desk and it feels cold. The coldness is due to heat being conducted away from your hand into the metal.
  2. Convection: Convection is the transfer of heat through the movement of a fluid or gas. In a classroom, convection can be observed when warm air rises from a heater, creating air currents that distribute heat throughout the room.
  3. Radiation: Radiation is the transfer of heat through electromagnetic waves. In a classroom, radiation occurs when sunlight enters through windows and warms up the room.

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Rewritten by : Barada

Conduction: If the classroom gets super cold, the body temperature of students might change.

Convection: The cool air in a classroom can cool off the hot breath of the students.