When this vapor hits cooler air it changes back to its liquid form and creates clouds. When so much of the water vapor has condensed and the clouds are heavy, the liquid falls back down in the form of precipitation.
Answer: The answer is C). Nitrates
Explanation: Animal wastes and nitrogen-containing fertilizers are used to grow plants and they contain nitrates. Nitrogen exists naturally in soils, typically bound to organic matter and mineral soil material. When these fertilizers are used, they increase the concentration of nitrates in the environment, especially in the soil.
The most abundant gas present in the air by volume would be A. Nitrogen, it composes about 80% of the air.
Answer:
The divide the continent into five regions in order to make the geographical analysis of the continent more detailed and specific. It is also easier to obtain geographical information from each of the five regions than from the continent as a whole.
The five geographical regions of Asia are:
West Asia
East Asia
South Asia
Southest Asia
and Central Asia
