Journey to the Center of The Earth
by
GeologyRocks
Last updated 8 years ago
Discipline:
Science Subject:
Earth Sciences
Grade:
9


“Theory of the English captain who compared the earth to a vast hollow sphere in the interior of which the air is retained in a luminous state by means of atmospheric pressure, while two stars, Pluto and Proserpine, circled there in their mysterious orbits. After all, suppose the old fellow was right”(Verne, 1959, p. 116)!
Journey to the Center of the Earth
Earth's Compositional Layers
The Mantle is made of molten and semimolten rock. It's about 2,900 km thick.
Island
THE CRUST!
The crust is composed of three different types of rocks: Igneous,Sedimentary and MetamorphicThe thickness of the crust if between 5km and 75km. Oceanic Crust is thinner than Continenatl Crust.
The Mantle!
Earth's not hollow it's made of 4 main layers: Crust, Mantle, Outer Core and Inner Core. Scientist use seismic data to determine the interior of the Earth.
THE Outer and Inner Core!
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