Which of the following is a unit that describes the amount of energy absorbed by dry air and measures the radiation exposure?

Question

Quizplus · Accepted Answer

Roentgen is a unit that specifically measures the amount of ionizing radiation (in the form of X-rays or gamma rays) that produces the ions carrying one electrostatic unit of charge in 1 cubic centimeter of dry air, thus directly relating to the energy absorbed by the air.

Which of the Following Is a Unit That Describes the Amount