Notes about volcanoes
- Lava makes a layer of land when it dries on land
- Volcanoes form when hot molten rock finds its way to the surface
- Volcanoes can transform entire valleys
- Different types of volcanoes
- Don't always explode when erupt
- Some volcanoes ooze - over a thousand degrees Celsius
- Volcanoes usually occur when plates pass each other
- Magma plume splutters like smoke on a chimney
- Pressure builds up and islands build up
- Lava flows under the surface
- Shield - Flat, Caldera - Deep hole, and cone
- Once in a while, ground collapses and you can see it
- Sometimes lava flowing makes lava tubes
- Volcanic landscapes turn into lush, giving plants growing some nutrients
- Some volcanoes explode
- Volcanoes are a window to the under world
- Lava can move rivers and lakes
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