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13 Cards in this Set
- Front
- Back
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Glacial Period |
A period of time when annual temperatures are low and large areas are covered with ice |
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Interglacial Period |
A period of time when annual temperatures are warmer and the ice retreated |
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Pleistocene |
The name given to the last ice age over Britain |
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Advance |
An ice sheet/glacier getting bigger |
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Retreat |
An ice sheet/glacier getting smaller |
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Accmulation |
A build up of ice/snow- more snow falling than melting |
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Ablation |
More snow melting than falling |
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Glacial budget |
The calculation of the difference between accumulation and ablation |
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Abrasion |
Rocks stuck in the ice grind along and sand paper the valley, making it smoother and deeper |
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Plucking |
When rocks are pulled from the valley sides |
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Erosion |
A glacier wears away the land |
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Buldozing |
Action of the solid ice glacier moving through the landscape |
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Deposition |
When a glacier dumps the moraine it has been carrying. It does this when it begins to melt |
