Class 6a introduction to landforms or what goes up must come down
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Class 6a: Introduction to landforms or What goes up must come down. Landform processes. “The summit of Mt. Everest is marine limestone” (McPhee) Tectonic forces (uplift) Gradational processes. Landform processes. Geomorphology What? Where? Why? So what? . How old is the Earth?.

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Class 6a introduction to landforms or what goes up must come down l.jpg
Class 6a: Introduction to landformsorWhat goes up must come down


Landform processes l.jpg
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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Earth’s layers: crust

  • “Earth scientists are like dermatologists”




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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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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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Terranes

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


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