The best answer would be A.) stay in the car.
-do not have windows open, and do not touch the outside of the car.
The two elements that produce background radiation on earth are Radon and Uranium. Airborne radon can decay on its own. Radon undergoes alpha decay to produce Polonium. Uranium naturally undergoes alpha decay to produce Thorium.
Answer:
region 2 and region 3
Explanation:
you can tell by the color of the land my friends^^
Answer:
secound one is the answer: Distillation
this may help you
