A student reads that propane gas is the main source of energy for outdoor grills. Propane gas is made up of carbon and hydrogen atoms. Propane has energy within its bonds.

a rain shadow is a dry region of land on the side that is protected against the prevailing winds of a mountain range. the prevailing winds are the winds that occur most of the time in a particular place of the earth

prevailing winds carry air toward the mountain range. as the air rises up over a mountain range, the air cools, water vapor condenses, and clouds form. on this side of the mountains, called the windward side, precipitation falls in the form of  rain  or snow. this dry air produces a  rain shadow.

catya your not at all which answer i've seen you do this on another question!

12 is it do you think so