(a) Define climate

(b) With the aid of a diagram, describe how latitudes influence temperature

(c) Calculate the temperature at a coastal mountain peak of height 6000 metres when the temperature at sea level is 40ºC

Describe chemically formed sedimentary rocks under the following headings;
(a) mode of formation (b) examples (c) importance.

Explain the occurrence of drought under the following headings:
(a) causes (b) area affected (c) effects (d) control

(a) List three processes of river erosion

(b) Outline four characteristics of each of the following sections of a river valley: (i) upper course (ii) middle course (iii) lower course.

(a) Define the term weathering
(b) Describe four processes of chemical weathering