(a) What is meant by the term 'insolation'? (2 marks) (b) Explain FOUR reasons why the tropics receive more solar radiation than the polar regions. (8 marks) (c) Describe how the following elements of weather are measured, stating the instrument used in each case: (i) Atmospheric pressure (ii) Relative humidity (iii) Wind speed (6 marks)
A
B
C
D