mandy715 mandy715
  • 22-09-2018
  • Geography
contestada

What is molten hot lava that cools very slowly can cause in igneous rock?

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viktoria1198zz viktoria1198zz
  • 24-09-2018

Lava flows down the sides of the volcano. When it cools & turns hard it is called obsidian, lava rock or pumice - depending on what it looks like. Igneous rocks form when molten lava (magma) cools and turn to solid rock. The magma comes from the Earth's core which is molten rock .

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