Volcanoes. 4 types of lava Lava is based on how it moves out and away from the volcano. Lava is based on how it moves out and away from the volcano. –Blocky.
Volcanoes 8 th grade Physical Science. How are Volcanoes Formed? O Gases force magma, melted rock in the Earth to rise. If magma breaks through the Earth’s.
Volcanoes
