Question

Radiation is the transfer of heat from

a. warmer objects to cooler objects through space.
b. cooler objects to warmer objects by direct contact.
c. cooler objects to warmer objects through space.

Answer 1

A. warmer objects to cooler objects through space

Answer 2

warmer objects to cooler objects through space.

Step-by-step explanation:

In physics, radiation is the ejection or transmission of heat from warmer objects to cooler objects in the form of waves or particles through space or through a material medium. This comprises: electromagnetic radiation, such as communication waves, microwaves, infrared, apparent light, ultraviolet, x-rays, and gamma radiation.