Which of the following is an example of radiation? You use a heated blanket to get warm.

A group of people stand around a fire to keep warm on a cold night.

The air is warmer near the ceiling of a home.

A pot sits on a hot stove burner.

How is electrolysis most commonly used to produce an energy source? a - splitting water molecules produces oxygen, which organisms breathe to fuel their bodies. b - splitting water molecules produces hydrogen gas, which is used to power machines through hydrogen fuel cells. c - splitting carbon dioxide molecules produces coal, a form of carbon that can be burned to produce heat. d - splitting carbon dioxide molecules produces natural gas, which can be burned to generate electricity in power plants.