The largest component of ionizing radiation the average American receives is from:
A) radon
B) cosmic rays
C) TV
D) medical x-rays
E) terrestrial sources

Question

Quizplus · Accepted Answer

Radon gas, a naturally occurring radioactive gas that comes from the decay of uranium found in nearly all soils, is the largest source of ionizing radiation for the average American. It accumulates in homes and buildings, leading to significant exposure.

The Largest Component of Ionizing Radiation the Average American Receives