Why Does A Fan Cool You Down?

4 July 2017, 15:31 | Updated: 4 July 2017, 16:22

Why does air feel cooler when fanned?

Fan. Picture: Google

Mystery Hour Question

Why does air feel cooler when it’s fanned towards me?

Jill, Beckenham


Name: Richard

Qualification: Physics teacher.

Answer: When air is wafted it hits your skin quicker, meaning more air molecules come into contact with your skin in a shorter amount of time. This allows the heat to transfer from your skin to the air quicker.