Geological Knowledge Comments techniques and and skills understanding a. Sedimentary, Interpret rock Candidates should be metamorphic and cycle diagrams. aware that the igneous processes sedimentary processes and rocks are linked of the rock cycle are by the rock cycle controlled by the [energy transfer] over hydrological cycle. Igneous and metamorphic geological time. processes are controlled by plate tectonics. Candidates should be aware of the importance of gravity in order for the rock cycle to operate. b. Rock cycle processes Distinguish between Candidates should be take place at processes reflected in able to order geological different rates, from the rock record that events in terms of their seconds to millions occurred at different duration from a given list of years rates. for example meteorite [catastrophism v impact, earthquake, gradualism e.g. landslide, volcanic – meteorite impact v eruption, formation of an ocean, formation of a river erosion]. mountain range.
Knowledge and understanding Geological techniques and skills Comments a. Sedimentary, metamorphic and igneous processes and rocks are linked by the rock cycle [energy transfer] over geological time. Interpret rock cycle diagrams. Candidates should be aware that the sedimentary processes of the rock cycle are controlled by the hydrological cycle. Igneous and metamorphic processes are controlled by plate tectonics. Candidates should be aware of the importance of gravity in order for the rock cycle to operate. b. Rock cycle processes take place at different rates, from seconds to millions of years [catastrophism v gradualism – e.g. meteorite impact v river erosion]. Distinguish between processes reflected in the rock record that occurred at different rates. Candidates should be able to order geological events in terms of their duration from a given list for example meteorite impact, earthquake, landslide, volcanic eruption, formation of an ocean, formation of a mountain range.
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