Key features of plate margins

Destructive margins	Constructive margins	Conservative margins
Crust is destroyed in subduction zones	New crust is created from magma	No crust created or destroyed
Severe earthquakes	Shallow earthquakes	Powerful earthquakes
Explosive volcanoes with silica-rich magma	Volcanoes with basaltic lava (runny, less explosive)	No volcanic activity as no magma rises
Creates fold mountains and trenches	Creates mid-ocean ridges	Creates fault lines

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