Objectives • Students should understand how depressions form • Students should be able to make full use of diagrams • Students should be able to produce a sequenced explanation of depression formation and the weather that these systems bring to the UK.
Formation of a depression • Questions from reading? • A GCSE video! • Describe and explain all 3 stages of what happens in a depression. You should mention pressure gradient force, cloud and condensation processes formation, lapse rates and atmospheric pressure in your answer.
Demonstrate understanding • 3 of you will come to the front and fully explain what happens in 3 respective stages of depression development. • Describe and explain how the weather changes across a cross section of a depression using figure 9.45 of David Waugh.
Review • Can we get depressions of differing scales and strengths? How would their effects be different? • How would the effects of a depression change over space and time?
Homework • Describe the changes taking place on the graphs.