Mountain Quiz Prep

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Mountain Quiz Prep
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• Where are the closest mountains?

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• Just about 40 to 60 miles west of here. The
  closest point is in Pennsylvania

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• What is the name of the closest mountains to us?

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• The Appalachians

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• What type of mountains are the Appalachians?

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• Folded mountains

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• What caused these folded mountains to form?

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• When north America collided with Africa the rock
  that forms the Apalachians became folded and
  lifted

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• What type of plate boundary collision caused the
  mountains to form?

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• Continental/ Continental
• Convergent boundary

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• What causes the valleys and peaks that we
  presently see in the Appalachian Mountains?

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• Layers of soft rock erode faster than the layers
  of hard rock.
• Hard rock forms the peaks and soft rock forms the
  valleys

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• Explain isostacy

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• Because mountains are floating on the mantle,
  there is as much mountain below the crust as
  there is above the crust. As the mountain wears
  down, it floats higher on the mantle

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• What causes uplifted mountains to form?

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• The mantle pushes upward on the crust causing a
  section of the crust to rise up above the
  surrounding rock

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• Where can we find uplifted mountains?

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• The adirondacks in new York
• The Black Hills in South Dakota

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• When the crust is pushed up slightly and
  stretched, causing huge chunks of rock to drop
  down, what type of mountain is formed?

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• Fault Block Mountains

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• What causes the rock in fault block mountains to
  lift and stretch?

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• Currents in the mantle push up and apart

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• What type of energy transfer causes all mountains
  to form?

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• CONVECTION, by causing the mantle to flow

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• What type of mountains are the mountains in the
  great basin in Utah and Nevada?

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• Fault Block mountains

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• Why are folded mountains so long?

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• Because the rock folds along the whole plate
  boundary during the continental collision

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• What specialized type of mountains does Oceananic
  /Continental convergence cause

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• VOLCANOES

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What type?
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What type?
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What type?
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• Fault Block Mountain

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• The faults are the up and down cracks where the
  rocks slid down

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Where is the Block?
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• The Blocks are the giant slabs of rock that slid
  down

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