What Is Fog It?
Fog is a cloud that is low, so the tangent to the surface of the soil, there is no basic difference between the fog and clouds that float high in the atmosphere, when a cloud is near outright perched above ground or water the sea, the "fog" is its name.
the most common is the fog that we often see in the evening and in the early morning, floating low over land or water surface, fogs that usually formed by a cold air flow, down floats to the top area of the surface or hot water.
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in the fall, it was the fog symptoms prevalent because the air becomes cool more quickly from day to day, if compared to the land or water, even until the night away the thin layer of fog that often formed around the surface of the ground, where it is lower.
therefore the Earth became cool in the evening, then the air in the lowest layer has become cool, in the layer up, the cool air was met with heated air containing water vapor, so formed is fog.
in a general there is fog in the city is thicker than the nature of the fog that we find in rural areas, is due to air in the city s full of dust and soot smoke, which mixed with small particles of water so that the form a layer of mist blanket thicker.
in New Foundland beaches lining which is the most densely populated areas in the world the fog, the fog is formed by warm and humid air that floats above the surface of the water is cold and flowing southward, to the Arctic Circle.
the cold water that form a moisturized air against condensation on it, so that it becomes water points. but the point of this water is not large enough to fall as rain water seeping, so they are still floating in the air as fog.
on the contrary there is fog in San Francisco formed in a manner contrary to the description above, there a cool morning breeze that blows up the dunes along the beach are hot, when the rain has wet and sand it the nigh before, then a hick fog is formed from the wet air to evaporate it.
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does it look thicker fog from clouds for us? is that the point of water in fog were smaller than in the large a number of cloud, the set point of water more easily absorb light rather than a small number of large water point set (as found in the clouds), so for us it seems this fog thicker than the clouds.