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It has become obvious that rain does not come from precipitation for numerous reasons such as it does not rain over the beach constantly but it has become obviuos to me that water is a pure form of air as when you are at the beach we breathe in salt air so it still evaporates.Trees do not make fresh air as if you put them in a airtight bag especially with polution they will die.I believe that if we can make water then we will be able to solve global warming which maybe =a reverse action of electricity like lightening plus what the air is made of in the outer space does any one have these kind of ideas like me?

2007-06-23 00:16:28 · 6 answers · asked by Anonymous in Science & Mathematics Other - Science

6 answers

When you boil a pan of water, you notice that the steam rises, but it doesnt rain over your stove does it? The beach is usually a windy place, and the evaporated ocean water blows away, and usually it will condense against a mountain range until the water vapor is so heavy it will rain down again. The process by which trees produce energy uses carbon dioxide. The tree keeps the carbon and spits back out the oxygen atoms. Carbon dioxide is not the same as pollution. There is nothing in outerspace- it is a vaccum- no atoms of any kind- not even air.

2007-06-23 00:22:33 · answer #1 · answered by Anonymous · 1 1

Rain is the condensation, then precipitation, of water vapor. The water vapor, H2O, is at an energy level above that of liquid water at the same pressure (which is why a pot of water can be boiled 'dry'). Once the water vapor has risen to a cooler area of the sky, it forms clouds, and when it cools sufficiently, it joins with other cooled molecules in a process called "precipitation" and falls from the sky as rain. Air, on the other hand, is a combination of non-condensable gases (natural and man-made), which means that it will never "rain" air, and water, a molecule consisting of 2 hydrogen atoms and 1 oxygen atom, is "not" pure air (although it is made up of gases found "in" the air, the pure forms of the two gases necessary to "make" water are not usually found in nature. The Salt you taste in the sea air comes from ocean spray that has atomized small portions of salt "and" water that get carried by wind at altitudes of up to a few hundred feet at times, but are not the result of the "evaporation" that spawns future rain. Salt, and other minerals found in sea water, do not evaporate (which is why the sea is salty), and only "pure" water leaves the ocean to form as rain droplets. However, smoke and other contaminants found in the air are captured by water droplets as they form and fall from the sky, which is why you have 'acid rain' and 'dirty rain' around some cities. Trees to not "make" air, they convert CO2 to O2 and keep the carbon for other uses, plus actually use some O2 in their chemical/biological processes. So, if you put a tree in a plastic bag, it might die. However, if you put it in a "biosphere", where other nutrients and gases are present, they will thrive. Global warming cannot be solved by "adding" water to the atmosphere, even if we could do so. Adding water to the atmosphere would cause an acceleration of the greenhouse effect and thereby accelerate global warming. Outerspace has no air, which is why astronauts wear helmets, space suits and carry their own air.

2007-06-25 23:46:48 · answer #2 · answered by Kevin S 7 · 0 0

rain is a form of precipitaion. precipitation is water falling from the sky in any form (rain, hail, snow etc). Regarding evaporation of sea water, the wind blowing over the surface of the water takes up the salt and moisture. oxygen is a by product of photosynthesis and trees dont create air. air is a mixture of hydrogen, oxygen and many other gases. if you go into a tropical rainforest, the air would have a higher oxygen content than in the middle of a city. i dont see how making water would halt global warming. there is no air in outer space, it is a vacuum which means it has nothing.

2007-06-23 00:38:53 · answer #3 · answered by Anonymous · 0 0

Better believe Dave, he's hit the nail on the head!Rain originally came from the oceans, lakes, rivers, reservoirs, ponds, moisture from plants, even your sweat when the sun shines and heats up all the water droplets. The light vapours rise to upper layers of the atmosphere where the low temps there cool into droplets, forming clouds which become heavy and then fall as rain.

2007-06-23 01:16:49 · answer #4 · answered by Dolphin-Bird Lover8-88 7 · 0 0

Find a dictionary and look up the word meaning of precipitation. Rain does not come from precipitation, it is precipitation. As for water, until recently, the amount of water present on Earth has not changed. Water changes its state (solid, liquid, or vapor) but the total amount stays the same overall. Trees die in plastic bags because they suffocate, just like you would.

2007-06-23 01:51:35 · answer #5 · answered by rico3151 6 · 1 0

It comes from the clouds. Rains evaporates into the clouds until to much is in there then it rains...duh I guess would be suitable.

2007-06-23 00:19:57 · answer #6 · answered by TheCoolPerson 1 · 0 1

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