WebIn this video I hand draw and explain how Frost shattering or Freeze Thaw weathering occurs. The video is designed to help GCSE, AS/A Level and IB DP Geograp... WebFeb 22, 2024 · A 3 session lesson plan and powerpoint on physical weathering ( freeze-thaw and onion-skin weathering,) chemical and biological weathering. Some differentiation included and activities easily differentiated by outcome. Opportunities to practice writing instructional and explanation texts. used with a Year 6 class but suitable for KS2 and ...
Geological Society - Scree, Wastwater, Cumbria
WebThere are two main learning outcomes intended for this KS3 Weathering worksheet. These are: Being able to describe freeze-thaw weathering. Being able to describe onion skin weathering. What is weathering? Weathering is a step in the rock cycle whereby rocks are broken down on the Earth’s surface. WebJul 9, 2024 · Remove the chalk from the water and place the chalk into the plastic bag. 4. Place the plastic bag in the freezer and wait 6 hours. 5. … raahen kaupunki varhaiskasvatus
Geological Society - Weathering
WebLearn about the four different types of weathering and how rocks break down. This video is a good introduction or revision tool for pupils learning about wea... WebFreeze-thaw weathering creates the rock-falls that cover active glaciers with the mantle of debris that can be seen in photographs. Where did the roche moutonnée get its name? The roche moutonnée is a resistant and tough outcrop of rock found on the floor of a U-shaped valley that a glacier once occupied. You can see scratches called ... WebOct 20, 2024 · As the Water Encyclopedia reports, water expands 9% when it freezes. This makes the freeze-thaw cycle a powerful weathering agent. If, for example, water seeps into a crack in a rock, freezes overnight and … cyclic distillation