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Mechanism

of

Movement

thin, dense

thick, less dense

rigid, solid, made of rock, crust & upper mantle

plastic-like, flows slowly, upper mantle

Connection 1

Pepper to Lithospere

Connection 2

Core to Alcohol Burner

Connection 3

Asthenospere to Water

The BIG

Picture

THE END

Made of Oxygen

Made of Magnesium

The Earth was created by Planetesimals colliding and accretion. The inside is the hottest because planetesimals kept on adding on and on to each other.

Made of Iron

Continental Drift

DEMO

Tin Foil~ represents the crust

Ice ~ represents the Rigid

Water ~ represents the Mantle

Alfred Wegner's hypothesis- one big continent, broke up, drifted to current locations

Earth's Layers

couldn't explain why the continents moved.

less dense

more dense

245 million years ago

Hottest

Most dense

Wegner's Proof:

rock of same climates on multiple continents.

plants fossils.

glacial movement.

Crust

Mantle

Core

Scientist learn about Earth's interior by studying earthquake waves.

Greek for "all Earth"

Lab Procedure and Observations

Connections

Reason

Steps

Result

  • red/blue went up and out
  • Filled pan
  • Food dye
  • Heat
  • Pepper
  • Float/ sink
  • movement
  • Core
  • Crust
  • Heated
  • Split apart
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