Which type of electromagnetic radiation is used to keep food warm? O A. Infrared radiation
O B. Visible light
O C. Gamma rays
D. X-rays

A. infrared

Explanation:

Heat lamps used to keep foods warm are infrared on the light spectrum

radiation warms things up temp rises convection currents air circ windy weather

energy can be converted from one form to another, but it cannot be created or destroyed in ordinary chemical or physical means. do not understand what you are asking but hope this