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Changing Earth Ch. 3
Vocabulary from Ch. 3: Mountains and Volcanoes
| Question | Answer |
|---|---|
| folded mountain | a mountain that forms as continental crust crumples and bends into folds. |
| fault-block mountains | mountains that form as blocks of rock move up or down along normal faults. |
| volcano | an opening in Earth's crust through which molten rock, rock fragments, and hot gases erupt. |
| lava | magma that has reached Earth's surface. |
| pyroclastic flow | a dense cloud of superhot gases and rock fragments that races downhill. |
| acid rain | rain that contains large amounts of acid |
| geyser | a type of hot spring in which water shoots into the air. |