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when the magma is about half way up the main vent, it turns into lava. lava is a very hot liquid which burns the remaining rocks from the magma. the lava slowly continues to get hotter abd hotter.
ash and rocks are collected and the lava is getting hotter and hotter while the lava is continuing its way up the main vent. when the lava is at the top of the main vent, the volcano erupts. the lava blast out of the volcano along with ash, rocks, and a cloud of dust that is very thick.
Thanks for you for helping me :'(