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Ella Switzer
| Question | Answer |
|---|---|
| Glacier | a large mass of slow-moving ice that floats down a slope |
| weathering | the slow breaking apart or wearing away of rock into smaller pieces |
| humus | the decayed remains of plants and animals in soil |
| subsoil | the bottom layer of soil containing bits of rock |
| deposition | the dropping of sediment by wind, water, ice, or gravity |
| erosion | the movement of weathered rock material from one place to another |
| soil | made up of bits of rock, minerals, and material that was once part of living things |
| delta | a large mass of deposited sediment at the mouth of a river |
| fossil | the preserved remains of a plant or animal that lived long ago |
| paleontologist | a scientist who studies fossils and organisms that lived long ago |
| topsoil | the layer of soil containing a lot of humus |
| bedrock | the solid rock that lies below the lowest layer of soil |
| clay soil | very small particles and is tightly packed together soil |
| petrified | plants that have turned into rock |
| amber | tree sap that has gotten very hard |
| red clay | type of soil Georgia has |