How Do Volcanoes Form and Erupt?

Volcanoes are like giant bubbles in the Earth. When molten rock, or lava, builds up inside the Earth and pushes its way out, it explodes, just like a soda bottle when you shake it too much. This happens because of pressure from deep below the ground.

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  1. A volcano is like a soda bottle, when you shake it up and open it quickly, it explodes.
  2. Imagine lava as hot soup rising through cracks in the Earth’s crust to make a mess on the surface.
  3. When tectonic plates move apart, it's like a giant crack forming in the ground, magma flows out, creating new land.

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