Geography revision gcse tectonics- how do super volcanoes form

Super volcanoes how do they form ?

Some Super volcanoes , for example Yellowstone national park in the USA have formed on hot spots which are plumes of magma which have come all the way up to the crust and and create a 'pipe' to the core of the earth (they can happen anywhere and this is the reason why super volcanoes do not always lie on plates boundaries) . This magma will travel up and find and exploit cracks in  the crust and form a magma chamber which will fill…