1. 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.

2. Formation of a depression 1.Questions from reading? 2.A GCSE video! 3.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.

5. 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.

6. 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?

7. Where Depressions Occur

8. Homework Describe the changes taking place on the graphs.