Cambridge AS & A Level Geography
2.1Energy budgets
Energy budgets in Cambridge AS & A Level Geography: what the syllabus expects you to know, the learning objectives and how to practise.
Subtopic44 practice questions2 lessons
Learning objectives
What the syllabus expects you to be able to do.
- 2.1.1Explain energy budget systems: inputs, outputs, absorption, reflection, scattering, conduction, back radiation, latent and sensible heat.
- 2.1.2Describe the global energy budget: latitudinal excesses and deficits and the natural greenhouse effect.
- 2.1.3Explain atmospheric and oceanic transfers of energy: the tri-cellular model, ITCZ, wind belts, jet streams, ocean currents and gyres, and how they interact.
- 2.1.4Explain seasonal variations in temperature, pressure and wind belts.
- 2.1.5Compare daytime and night-time (diurnal) energy budgets.
Lessons
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Energy budgets: radiation, albedo and the greenhouse effect
35 min
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Global energy transfers: cells, winds, jet streams and ocean currents
40 min
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Sample question
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