Answer:
c. More oxygen and less carbon dioxide
Explanation:
The composition of air in the layers between the soil is called soil atmosphere or gas.
The maximum percentage of gas in soil is nitrogen with 79.2 %. Then it is oxygen with 20.6 % and the last is carbon dioxide with 0.25 %. These gases are required in order to maintain life under the ground. The roots of trees and the microorganisms require soil atmosphere to carry out their functions.
Process resulting from random motion of molecules by which there is a net flow of matter from a region of high concentration to a region of low concentration.
Answer:
i think its false, i checked wikipedia and it says that he thought the sun revolved around a "central fire"
Explanation:
True because thermal energy is mostly always used for a machine
