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Topic :Moisture in the atmosphere



Write an essay where you :



1. Throughghly descr2the different forms of water in the at8(taking into consideration the process of evaporation,;condensation and precipitation)



2. Discuss how and why clouds are formed



3. Neatly outline different cloud names and weather associated with each cloud type



4. Describe different types of rainfall and using neatly drawn and labelled sketches representing each type

Topic : Heating of the atmosphere



Write an essay where you :



1. Explain using illustrations different processes heating the atmosphere



2. Discuss the factors that affect the temperature of different places around the world : latitude, altitude, ocean currents and distance from oceans



3. Describe the impact of greenhouse effect on the environment and the people



4. Explain how humans can reduce the level of greenhouse gases under the following headings - the energy sector, the transport sector and other greenhouses

Topic : Composition and structure of the atmosphere




Write an essay in which you:




1. Define the atmosphere and explain the importance thereof




2. Discuss the five distinct layers of the atmosphere based on the changes in temperature and the elements.(use diagrammatic representation in your discussion)




3. Discuss global warming with reference to evidence, causes, and consequences, focus on Africa




4. Explain possible solutions to global warming

What is TFR based on the following data.

Age group Births Female population ASBR

15 - 19 Births 1000 20,000

20 - 24 2000 40,000

25-29 3000 30,000

30 - 34 4000 20,000

35 - 39 5000 100,000

40 - 44 6000 120,000

45 - 49 7000 150,000


. Answer the following questions based on the table given below

Country Area(sq.km) Population (thousands ) % of urban % ofcultivated land

population

A 4,000 1,000 25 40

B 1000 2,000 50 50

Calculate

A. Crude density (CD) of A and B.

B. Agricultural density (AD) of A and B.


. If birth rate is 600/1000 and death rate 400/1000 what will be the rate of natural increase (NI)?


. The estimated mid year population of a given country was 500,000 of which women in their reproductive ages constituted 40%. In the course of the year , there were 50,000 live births. Find the GFR of the population .


1. If the number of live births for place A was 200, and its mid year population was 10,000, find CBR.

describe and explain the structure of rainforests



What divides the top and the bottom of the world

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