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Science Quiz
3/5/13 Made- 3/7/13 Quiz
Term | Definition |
---|---|
Superposition | Idea stating that rock layers can be used to determine the rock's age |
Mineral | A naturally occurring crystal substance |
Igneous | Rock formed from magma or lava |
Sediment | Pieces of rock |
Rock | Substance made of one or more minerals |
Rock Cycle | Continuous changing of one type of rock into another type of rock |
Sedimentary | Rock type made from pressing and cementing of rock particles |
Metamorphic | Rock type made from heat & pressure changing another rock |
Shale | Sedimentary rock; made from tiny sediments in marshes/ swamps |
Limestone | Sedimentary rock made from under an ocean or sea |
Granite | Igneous rock; cooled slowly below the surface; larger crystals |
Slate | Metamorphic rock; made from shale |
Sandstone | Sedimentary; usually made from particles of desert sand |
Oldest | Age of layer of rock which is on the bottom like TAPEATS SANDSTONE |
Youngest | Age of rock layer which is on top like KAIBAB LIMESTONE |
Fossils | Remains of living things, preserved in rock a long time ago |