Earth Science Honors Vocab
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Created by:
BananaizaFunnyFruit on September 15, 2008
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Earth Science Honors Vocab
YAK
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22 terms
Terms | Definitions |
|---|---|
 Cirque lake | Semicircular lake formed at the front of a glacial valley |
| Continental Glacier | Large sheet of ice covering a big part of a continent |
| Delta | A fan-shaped deposit of sediment formed at the beginning of a stream or river |
| Drift | All deposits of glacial origin |
| Drumlin | A long, canoe shaped hill made of till and shaped by an advancing glacier |
| percelation rate | the rate at which water is absorbed by the soil |
| Esker | A long, winging ridge formed when sand and gravel fill melt water tunnels beneath a glacier |
| Glacial Milk | The meltwater pouring out of a glacier that is milky white due to rock flour |
| aeolian transport | when something is transported by the wind ex- dunes are formed |
| Kettle lake | Formed when a buried ice block melts in a plain and the water stays |
| Kettle | Circular hollow left in an outwash plain when a buried ice block melts |
| Lateral (side) Moraine | The two long lines of rock pieces that pile up along the valley sides of a glacier |
| Medial (middle) moraine | When two glaciers come together to form one, this is their inside lateral moraines that are joined together |
| erratic | a big boulder that got stuck in the glacier as it moved along. it was moved and deposited by the glacier. ex- big rock at short beach that we jump off |
| Moraine | Build up of glacial till |
| Outwash | Sediment deposited in front of a glacier by streams of melt water |
| Outwash plain | A broad stratified gently sloping deposit of sediment formed beyond the terminal moraine by streams from a melting glacier |
| Recessional moraine | When new moraines are formed behind the main one |
| Rock Flour | Fine sand and slit formed by the crushing of rock beneath a glacier |
| Terminal moraine | The end moraine marking a glaciers farthest advance |
| Till | Unsorted and un-stratified rock materials carried in the bottom of a glacier |
| Valley Glacier | A long, slow-moving, wedge shaped piece of ice |
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