Which of the following is an example of radiation?
Hot water at the bottom of a pot rising to the top
A campfire heating your hands from a distance
An ice cube melting in your warm hand
An oven using hot air to heat food
An air conditioner blowing out cold air
Radiation is specifically related to electromagnetic waves,
the same kind of waves that provide visible light. Only the campfire involves
radiation. None of the other answers do.