Download Earth’s Interior

Earth’s
Interior
Crust
 Outermost
layer of solid rock that
includes both dry land and ocean
floor
 5-70 kilometers thick
 Two Types
Oceanic Crust - made of mostly
basalt
Continental Crust - made of
mostly granite
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Mantle
 Made
of very hot, but solid rock
 About 3000 kilometers thick
 Moho - the boundary between the
mantle and the crust
 Lithosphere - crust & upper
mantle
 Asthenosphere - soft layer of
mantle, like road tar
 Lower mantle - solid, hot rock
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Outer Core
Molten,
liquid metal
Inner Core
Dense
metal
ball of solid
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QuickTime™ and a
Sorenson Video 3 decompressor
are needed to see this picture.