Flashcards
Types of Rocks
Cards in this deck (3)
- 1Sedimentary RocksFormed by sediment that is deposited over time, usually as layers at the bottom of lakes and oceans. Sometimes plants and animals get into the layer and create fossils
- 2Igneous RocksFormed by the cooling of lava or magma in tiny crystals. From the latin word 'ignis' meaning fire.
- 3Metamorphic RocksSedimentary or igneous rocks that have changed overtime because of extreme heat or pressure
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- Flashcards on Types of Rocks, created by Chameleon on 08/05/2013.
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- Chameleon
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