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rock cycle vocab
| Term | Definition |
|---|---|
| exfoliation weathering | layers are removed by extreme weathering |
| biotic (acid) weathering | weathering done by plants |
| biotic (physical) weathering | weathering by a living thing |
| ice wedging | breaking of rock when ice expands |
| erosion | wearing away of soil and rock by water, wind, or ice |
| lava | hot, melted rock that pours from a erupting volcano |
| igneous rock | rock formed from cooled lava |
| cementation | minerals glue together loose sediments |
| compaction | loose sediments being squeezed together |
| rock cycle | process where rocks are formed |
| hydrolysis | when water erodes rocks |
| metamorphic rocks | rock formed by heat pressure |
| thermal weathering | weathering done by heat |
| weathering | the breaking down of rocks into smaller peices |
| carbonation | chemical weathering |
| mechanical weathering | weathering done by machines |
| lithosphere | part of earth that includes the upper mantle and the crust |
| tectonic plates | rigid pieces that make up the earths crust |
| oxidation | chemical reaction when a substance is exposed to oxygen |
| deposistion | dropping of sediments by water, wind, or melting ice |
| chemical weathering | weathering done by non physical things |
| magma | molten rock beneath the earths surface |
| sedimentary rock | rock formed by sediment pressed and cemented over time |