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GEO WORDS
LUCAS WORLD GREEK
| Term | Definition |
|---|---|
| ArĂȘte | A sharp, narrow mountain ridge |
| Aquifuge | A solid block of rock |
| Drumlin | A long, oval-shaped hill. |
| Erg | A massive sea of sand. |
| Caldera | A volcano erupts and its center caves in. |
| Skerry | A tiny, rocky island. |
| Aquitard | A slow rock layer. |
| Bolson | A flat valley basin |
| Thalweg | The deepest line in a stream or valley. |
| Pingo | A small hill with a core of solid ice found in cold tundra regions. |