Earths Structure

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Earths Structure

• What Kind of Spheres?

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VIEW FROM OUTSIDE
ATMOSPHERE
HYDROSPHERE
LITHOSPHERE
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USE PREFIXES TO HELP!

• What is a sphere?

A sphere is a three dimensional circular object.
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SO

• Atmosphere is the thin blanket of air that
  surrounds our planet.

Hydrosphere is the layer of water that rests on
rock.
Lithosphere is the layer of rock that makes up
the outer layer of our planet.
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INNER STRUCTURE

• COMPARE TO AN APPLE!!!!!!!!!!!!

OUTERMOST SKINCRUST NEXT IN WHITE
FRUITMANTLE INNERMOST COREINNER AND OUTER
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What is the Crust Like?

• It is

Thin 8 to 20 miles deep
Rocky hard, rocks and soil
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CHARACTERISTICS OF THE MANTLE

• 2ND LAYER IN, BENEATH THE CRUST

SEMI MELTED ROCK
CAN MOVE IN CIRCULAR PATHS