Class 6a: Introduction to landforms or What goes up must come down

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Class 6a Introduction to landformsorWhat goes
up must come down
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Landform processes

• The summit of Mt. Everest is marine limestone
  (McPhee)
• Tectonic forces (uplift)
• Gradational processes

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Landform processes

• Geomorphology
• What?
• Where?
• Why?
• So what?

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How old is the Earth?
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Earths layers crust

• Earth scientists are like dermatologists

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Earths layers mantle
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Earths layers core
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Rock cycle

• What's a rock?
• What's a mineral?

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Igneous rocks

• Made from fire
• Extrusive
• Intrusive from cooled magma

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Sedimentary rocks

• Formed from sediment

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Metamorphic rocks

• Formed from igneous or sedimentary rocks

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Plate tectonics
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Plate tectonics
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Plate tectonics
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Continental shields

• Shields continental cores that haven't changed
  much

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Motion of the plates

• Divergence plates moving apart
• Transform slip-strike

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Motion of the plates

• Convergence plates moving together
• Ocean-ocean
• Land-land collisions

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Motion of the plates

• Land-ocean

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Terranes

• Terranes Bits of continents or islands "docking"
  with each other