Topic: Onion Skin Weathering Exfoliation
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Answers to Common Questions
What Is Onion Skin Weathering?
Onion skin weathering is a form of physical weathering caused by temperature changes. This process helps to strip off the outer layers of rocks without the need for chemical or erosive processes. Read More »
Source: http://www.ehow.com/facts_6163910_onion-skin-weathering_.html?ref...
What happens during onion skin weathering?
The outer surface of the body of rock is attacked first by the agents of weathering and becomes separated from the main body of the rock. Depressurization is also a factor in large rock bodies as they are uplifted by tectonic forces or eros... Read More »
Source: http://wiki.answers.com/Q/What_happens_during_onion_skin_weatheri...
How long does onion skin weathering take?
Onion skin weathering is an ongoing process. How long it would take for a specific rock to completely weather would depend on its size. Read More »
Source: http://wiki.answers.com/Q/How_long_does_onion_skin_weathering_tak...
More Common Questions
Answers to Other Common Questions
In a desert where it is warm during the day and cold at night
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Source: http://wiki.answers.com/Q/Where_does_onion_skin_weathering_happen
It would be most common in places like the Sahara Desert, but really it is most common in any desert, where it is hot during the day and cold during the night.
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Source: http://wiki.answers.com/Q/Where_is_onion_skin_weathering_the_most...
The only thing I know that connects onion skin and weather is the old folk stories that say that if the onion has a thick skin, a cold winter is due, but if the skin is thin, the winter will be mild. "Onion skin very thin, mild winter comin...
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Source: http://answers.yahoo.com/question/index?qid=20070110104715AAjPRgI
Onion skin and "freeze-thaw" are both forms of physical weathering - actual breaking of rocks into smaller bits. Chemical weathering is actually changing the composition of the rock due to chemical reactions (with water and acids mostly), m...
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Source: http://uk.answers.yahoo.com/question/index?qid=20080604115619AAK2...
Onion skin weathering - does it break away in dome - like LAYERS as when breaking up an onion? Such type of weatherring is common in sandstones that lack clear bedding structures; it is also a common way that granites weather. This is more ...
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Source: http://uk.answers.yahoo.com/question/index?qid=20090329035542AA8H...
It protects the meat of the onion and keeps moisture inside .
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Source: http://www.blurtit.com/q4892168.html
The rock heats up and expands by day, then cools and contracts by night, this puts stress on the outer layer of the rock and causes it to peel off. This type of weathering occurs in areas with high temperatures such as deserts. Anonymous
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Source: http://www.blurtit.com/q5178035.html
