What Makes the Wind?
What Makes the Wind? Wind is the movement of air across the surface of the earth, caused by warm air rising and being replaced by cooler air. Except for the monsoons,...
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When Does a Geyser Occur?
When Does a Geyser Occur? A geyser occurs when a hot spring erupts, hurling a column of water and steam high into the air. These springs are situated in regions which...
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What Is Granite?
What Is Granite? Granite is a very hard kind of rock made up of small pieces of mica, quartz and felspar and sometimes other rocks as well. There are many kinds of...
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Why Are There Many Kinds of Soils?
Why Are There Many Kinds of Soils? Soil is one of the principal substrata of life on Earth, serving as a reservoir of water and nutrients, as a medium for the...
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Why Is There More Sea than Land on the Earth’s Surface?
Why Is There More Sea than Land on the Earth’s Surface? The answer to this question lies in the composition of the rocks which make up the outer portion of the earth’s...
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