AS Geography - Cold Environments 3.0 / 5 based on 1 rating ? GeographyHot and cold environmentsASAQA Created by: CatherineCreated on: 29-03-13 15:27 Latest period in geological time (spanning the last 2 million years) Quaternary Period 1 of 12 Period of time when mass of ice develop and advance into lower altitudes due to sustained decline in temp. Glacial 2 of 12 Period of time (present day) nice still covers part of the Earth's surface but retreated to polar regions Interglacial 3 of 12 Net gain in an ice mass Accumulation 4 of 12 Transition from the solid state to gas with no intermediate liquid stage Sublimation 5 of 12 Process of wastage of snow or ice, especially by melting Ablation 6 of 12 Amount of accumulation and ablation are equal over the course of a year Steady State 7 of 12 Short-lived phase of accumulation glacier flow Surge 8 of 12 Temperature at which ice under pressure will melt Pressure Melting Point 9 of 12 Extension and related thinning of glacier ice in those zones where velocity increases Extension Flow 10 of 12 Type of glacier flow whereby a reduction in velocity leads to an increase in thickness of a glacier Compressional Flow 11 of 12 Breakdown of rocks in situ (in their original location, without them being moved away) Weathering 12 of 12
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