Question

which is the best example of how electromagnetic energy is used?
a pot of boiling water on a gas stove
a patient receiving an x - ray in a hospital
a car burning gasoline to power the engine
a car of a roller coaster moving quickly down a slope

Explanation:

X - rays are a form of electromagnetic radiation. Boiling water uses thermal energy from gas combustion, a car burning gasoline uses chemical - to - mechanical energy conversion, and a roller coaster car moving uses gravitational potential energy conversion.

Answer:

B. a patient receiving an X - ray in a hospital