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They usually form a peak and are very high.
Mountains
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They are formed by several geological processes.
Cave.
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What is the largest desert in the world?
The largest one is the Sahara in Africa.
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There are hot and cold desertes (TRUE or FALSE)
TRUE
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Usually they are well populated because the soil is very fertile and good for farming. (TRUE or FALSE)
TRUE
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They are considered arid lands that receive almost no precipitation (rain, snow, etc).
Deserts
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Only 3% of the planet water is _________ and two-thirds (⅔) of it is frozen in the glaciers;
Freshwater.
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What is the highest mountain in the world?
The highest one in the world is Mount Everest with 8,843m.
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It is an area with a high density of trees.
Forest.
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The variety of life is vast in Ice worlds. (TRUE or FALSE)
FALSE (The variety of life is scarce with most of the freshwater of the planets frozen in the glaciers)
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What is the longest cave in the world?
The longest one is Mammoth Cave in Kentucky, USA.
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They are large areas of flat lands, usually without trees.
Plains.
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They are covered in ice with temperatures of minus 50 degrees Celsius.
Ice worlds.
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There are four in the world, Pacific, Atlantic, Indian, and Arctic;
Oceans.
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How much of the Earth's surface is covered by Oceans?
They cover approximately 71% of the Earth
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