Geography 2.

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  • Created by: Fflur Haf
  • Created on: 12-07-19 15:05
Layers of the Earth
Crust, mantle and core.
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Layers within the Earth's core.
Inner metallic core - solid and the outer core - liquid
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Types of tectonic plates.
Continental and oceanic.
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What's a plate margin?
The meeting of two tectonic plates.
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Characteristics of continental plates vs oceanic plates.
Continental playes are thicker, older and loghter, so they don't sink
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What causes tectonic plates to move?
Convection currents that happen in the upper mantle.
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Explain convection currents.
The core heats up the molted rock which then rises and hits the underside of the plate. The molten rock drags the tectonic plate that is on top of the mantle with it.
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What are the different kinds of plate margins?
Destructive, constructive and conservative.
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Other cards in this set

Card 2

Front

Layers within the Earth's core.

Back

Inner metallic core - solid and the outer core - liquid

Card 3

Front

Types of tectonic plates.

Back

Preview of the front of card 3

Card 4

Front

What's a plate margin?

Back

Preview of the front of card 4

Card 5

Front

Characteristics of continental plates vs oceanic plates.

Back

Preview of the front of card 5
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