How does heat reach you across empty space from a fire?

Radiation.

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  1. Radiation ✔
  2. Conduction
  3. Convection

Why: Radiation sends heat through space as waves, like warmth felt from a campfire. It does not need contact or air movement.

Huh, didn't know that: Radiation sends heat through space as waves, like warmth felt from a campfire. It does not need contact or air movement.

The dad joke
Radiation: heat beaming over without a ticket.
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References

Answer: Radiation. Radiation sends heat through space as waves, like warmth felt from a campfire. It does not need contact or air movement.

  1. Scouting America: Fire Safety www.scouting.org/merit-badges/fire-safety
    Explain the three methods of heat transfer.
    Checked 2026-11-07.

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