Geography

Destructive margin

This occurs when oceanic and continental plates move together. The oceanic plate is forced under the lighter continental plate.

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Constructive margin

occurs when plates move apart. Volcanoes are formed as magma wells up to fill the gap, and eventually new crust is formed.

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Conserative margin

occurs where plates slide past each other in opposite directions, or in the same direction but at different speeds

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occurs when plates move apart. Volcanoes are formed as magma wells up to fill the gap, and eventually new crust is formed.

Constructive margin

occurs where plates slide past each other in opposite directions, or in the same direction but at different speeds

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