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15 Cards in this Set
- Front
- Back
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Fossil
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Fossils ( literally "having been dug up") are the preserved remains or traces of animals, plants, and other organisms from the remote past
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Fossil Fuel
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Any organic material burned for fuel....EX.Coal
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Mineral
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one or more natural elements that form crystals
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Luster
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look at the way light reflects off the surface of mineral
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Streak
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color of mineral in powdered form
* pull the sample across a streak and look at the color |
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Hardness
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how hard the mineral is
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Crystal Structure
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the shape the mineral crystals are
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Geologist
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Someone who studies rocks and minerals
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Rock Cycle
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The cycle of a rock
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Rock
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two or more minerals
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Weathering/Erosion
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When an igneos rock breaks down into bits
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Compacting and cementing
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when sediment turns into sedimentary rock
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Deposition
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When sediment drops
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Magma
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melted rock within the Earth
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Lava
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Melted rock that reaches the Earth's surface
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