Question

Which is an example of convection currents

Marshmallows toasting over a campfire
A pot being heated by an electric burner
Feet getting hot when stepping across sand
A radiator emitting want air and drawing in cool air

Answer 1

A radiator emitting warm air and drawing in cool air

Step-by-step explanation:

Answer 2

A radiator emitting warm air and drawing in cool air is an example of convection current

Step-by-step explanation:

I am guessing you meant "A radiator emitting warm air and drawing in cool air'