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The Earth's Surface
Keywords
Term | Definition |
---|---|
Crust | The outside layer of the earth and is made up of solid rock |
Mantle | The layer below the crust. It is made up of molten (melted) rock called magma. |
Core | Outer and inner. It is at the centre of the earth. Temperatures are highest here. |
Plate Boundary | The place where two plates meet. |
Plate Tectonics | The study of plates and how they move. |
Continental Drift | The continents are very slowly moving apart. |
Pangaea | All the continents were once joined together and formed a 'super continent'. |
Vent | Narrow tube in the crust where the magma travels through. |
Active volcano | Still erupts regularly. |
Dormant | Hasn't erupted in a long time but still could. |
Extinct | Will not erupt again. |