Topic: Earth Interior
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What is the Earth's interior's matter?
The Earth has four layers. First is the crust, it is made up of 46% oxygen, 28% silicon, 8% aluminum, 6% iron, 4% magnesium, 2.4% calcium and 5.6% of other chemicals. The Mantle is composed of 44% oxygen, 21% silicon, 22.8% magnesium, 6.3% ... Read More »
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What is the earth's interior made of?
The Earth's core (there is widespread agreement that there is an inner core and outer core) is made up of mainly iron and nickel. The Earth's mantle which rides atop the core is made of ultramafic rock that is believed to be significantly r... Read More »
Source: http://wiki.answers.com/Q/What_are_the_three_main_parts_of_the_ea...
what is the interior of the earth like?
The Earth is divided into a number of layers. The topmost layer is the crust, which contains about 0.6 percent of the Earth's volume. The depth of the crust varies from 3.5 to five miles (five to nine kilometers) beneath the oceans to 50 mi... Read More »
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Earth Interior
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( ¦ərth in¦tir·ē·ər ) (geology) The portion of the earth beneath the crust.
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1) Heat remaing from Earth's formation. 2) Radioactive decay.
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There three basic part of earth are The crust The mantle The core
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The answer is 'the inner core'.
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Natural earthquakes produce seismic signals which penetrate the Earth. Timing the arrival of these waves at various sites round the world, gives indication of the shape and the wave velocity in the Earths interior. Rather similar to the way...
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core
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