Multiple choice

So, which of the following would be an example of energy that transfers through radiation?

  1. ironing clothes

  2. striking a match

  3. feet burning on hot sand

  4. Sun warming the Earth

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The Sun warms the Earth through electromagnetic radiation, which travels through the vacuum of space. Ironing and feet on sand involve conduction, and a match involves chemical energy/convection.