Category: General
Describe the socio-economic organization of Iteso during the early 19th century.
The Iteso (or people of Teso) are a Nilotic ethnic group in eastern Uganda and western Kenya. Teso refers to the traditional homeland of the Iteso, and ... Read More
Describe the socio-economic organization of Chagga during the 19th century.
The Chagga (or Wachagga) are a Bantu ethnic group who migrated and settled around the Kilimanjaro and Arusha regions of Tanzania by the 11th century. ... Read More
Describe the socio-economic organization of Nyamwezi during the 19th century.
The Nyamwezi people are one of the Bantu ethnic groups in East Africa, primarily residing in western Tanzania and speak Kinyamwezi. The Nyamwezi are believed ... Read More
Describe the socio-economic organization of Akamba during the 19th century.
The Akamba or Kamba or Wakamba people are believed to have migrated from the Congo Basin in the 17th century and settled in Kenya, particularly ... Read More
Describe the socio-economic organization of Karamajong during the 19th century
The Karamojong were believed to have migrated from Ethiopia in Late 1600AD and settled in the North-eastern part of Uganda. The Karamojong, a Nilotic ethnic ... Read More
Examine the factors that lead to the success of South Sudan war of secession.
(Introduction, identify and explain the reasons for success of the South Sudan war of secession, conclude) South Sudan is a landlocked country in East Africa, ... Read More
Account for collapse of the French Federation of West Africa by 1960
(Introduction, identify and explain the factors that lead to the collapse of the French Federation of West Africa by 1960, conclude) The French Federation of ... Read More
How successful has been the African Union (AU) in fulfilling its aim?
(Introduction, objectives, explain the achievement and weakness of the AU, conclude) The African Union (AU) is a continental organization established to promote unity, cooperation, and ... Read More
Discuss the causes and consequences of 1980 coup in Liberia
(Introduction, explain the causes and effects of 1980 Liberian coup, conclude) The 1980 Liberian coup d'état occurred on April 12, 1980, when Master Sergeant Samuel ... Read More
Explain the factors that influenced the growth of Pan-Africanism movement (PAM) between 1945 and 1963.
(Introduction, identify and explain the factors for the growth of Pan African Movement between 1945 and 1965, conclude) Pan-Africanism is a political, social, and cultural ... Read More
Assess the contribution of FRELIMO in the struggle for independence in Mozambique.
(Make a viable introduction, explain the contributions of FRELIMO in the struggle for independence, discuss other contributing factors, a clear standpoint is required) The Mozambique ... Read More
What assumptions of the kinetic theory of an ideal gas need to be modified to account for the behaviour of a real gas.
The kinetic theory of an ideal gas makes several simplifying assumptions that don't hold true for real gases, especially under conditions of high pressure and ... Read More
Define an idea gas
An Ideal gas s one that obeys Boyle’s law under all conditions Please obtain free notes, exams and marking guides of Physics, chemistry, biology, history, ... Read More
Describe an experiment to determine the saturated vapour pressure and boiling point of water
Atmospheric pressure, H. is determined using a mercury barometer Water is trapped in a J tube as shown in A The J-tube in ... Read More
Explain the effect of increase in temperature on the saturated vapour pressure of a liquid.
The saturated vapor pressure of any substance depends on its temperature. At higher temperatures, more molecules have sufficient kinetic energy to break from the liquid surface ... Read More
What is Partial pressure of a gas.
Partial pressure is the pressure that would be exerted by a gas if it alone occupied the volume of the mixture. Please obtain free notes, ... Read More
Define Saturated vapour.
A saturated vapour is one that is a dynamic equilibrium with its own liquid Please obtain free notes, exams and marking guides of Physics, chemistry, ... Read More
Explain why the specific latent heat of vaporization in much higher than the specific lantent heat of fusion for the same substance.
Latent heat of fusion only supply energy to breaks down the forces that keep ordered pattern of molecules is solid crystalline structure to form a ... Read More
Describe an experiment to determine the specific heat capacity of a solid using the method of mixtures.
Measurement of specific heat capacity of a solid by the method of mixtures A solid on mass, ms kg and specific heat capacity, cs, is ... Read More
Define Latent heat.
Latent heat is energy absorbed or released by a substance during a change in its physical state (phase) without changing its temperature. Please obtain free ... Read More
Define specific heat capacity
Specific heat capacity is the amount of heat requires to rise the temperature of 1kg mass of a substance by 1K or 10C Please obtain ... Read More
Assess the role of the MPLA in the struggle for independence in Angola
(Make a viable introduction, analyze the contribution of MPLA in the struggle for independence, acknowledge factors and conclude) The Popular Movement for the Liberation of ... Read More
Account for the delay of nationalism in Portuguese colonies
(Make a viable introduction; explain the factors that caused the delay of nationalism in the Portuguese colonies) Portugal established several colonies in Africa during the ... Read More
Examine the causes and effects of the liberation war in Guinea Bissau
(Make a viable introduction. Identify the causes and effects of the liberation war in Guinea Bissau, conclude) Guinea-Bissau, located in West Africa, was colonized by ... Read More
Why was the independence of Namibia delayed but achieved by 1990
(Make a viable introduction. Show why the independence of Namibia delayed, also explain the factors that favored the independence of Namibia in 1990. Conclude) Namibia ... Read More
Critically analyze the causes and effects of poverty in new states of Africa.
(Make a viable introduction; discuss the causes and effects of poverty in the New States of Africa.) Poverty is a condition characterized by severe deprivation ... Read More
Algerian coup of 1965 was inevitable. Discuss.
(Give a viable introduction, gives and explain reasons why Algerian coup of 1965 was inevitable, conclude The Algerian coup of 1965 took place on June ... Read More
Examine the causes and effects of rural –urban migration in the post independent states of Africa.
Rural-urban migration refers to the movement of people from rural areas (the countryside) to urban areas (cities and towns). This phenomenon is often driven by ... Read More
Account for the continued food crisis in the new states of Africa.
(Make a viable introduction, give the causes of food crisis citing the affected countries affected, conclude) A food crisis refers to a situation where a ... Read More
The political, social and economic problems in Chad from 1960
Chad located in central Africa was colonized by the French in 1894 but got independence in 1960. Since then, it has faced numerous political, social, ... Read More
Causes of Algerian coup 1965
The Algerian coup of 1965 took place on June 19, 1965. It was a bloodless coup led by Colonel Houari Boumédiène, who overthrew the first ... Read More
Account for political instabilities in the horn of Africa.
(Make a viable introduction, discuss the causes of the instabilities, conclude) The Horn of Africa is a region located in East Africa and includes the ... Read More
State and explain the effect of temperature on surface tension of a liquid.
Increase in temperature lowers surface tension because increase in temperature increases kinetic energy of molecules and increases movement of molecules reduces the cohesive forces between ... Read More
A capillary tube is held in a vertical position with one end dipping in a liquid of surface tension γ and density ρ. If the liquid rises to a height, h, derive an expression for h in terms of γ, ρ and radius r of the tube assuming the angle of contact is zero.
The liquid rises until the vertical component of the upward forces due to surface tension is equal to the weight of the liquid column. Fγcosθ ... Read More
Sketch using the same axes, stress-strain curves for ductile material and for rubber and explain the shape of the graphs
Explanations Rubber does not obey Hooke’s law except for a very small range; it stretches easily without breaking and has a greatest range of elasticity. ... Read More
Common Man’s Charter of 1969 in Uganda – Objectives, achievements and failures
The Common Man's Charter of 1969 was a philosophy and political document in Uganda, introduced by President Milton Obote as part of his "Move to ... Read More
Harambe in Kenya – Objectives, achievements and failures
Harambee is a Swahili term meaning "all pull together". It is a traditional Kenyan practice of community self-help events, such as fundraising or development activities. ... Read More
Define elastic deformation and plastic deformation
Elastic deformation is when a material is deformed and it regains its original shape and size when the deforming force is removed. Plastic deformation occurs ... Read More
A bullet of mass 10g is fired horizontally with a velocity of 300ms-1 into a block of wood of mass 290g which rests on a rough horizontal floor. After impact, the block and the bullet move together and come to rest when the block has travelled a distance of 15m. Calculate the coefficient of sliding friction between the block and the floor. (07marks)
Dr. Bbosa Science Read More
A body of mass m1 moving with velocity u, collides with another body of mass m2 at rest. If they stick together after collision, find the common velocity with which they move
Initial momentum = m1u + m2 x 0 = m1u Final total momentum = (m1 + m2)v By conservation of linear momentum m1u = (m1 ... Read More
Define linear momentum and state the law of conservation of linear momentum.
Linear momentum is the product of mass and its velocity The law of conservation of linear momentum: if the resultant force on a system of ... Read More
State factors on which the rate of flow of a fluid through a tube depends.
viscosity of fluid diameter/radius or cross-sectional area of the tube pressure difference between its ends Dr. Bbosa Science Read More
Explain why a long spanner is preferred to a short on undoing a tight bolt.
A long spanner is preferred over a short one for undoing a tight bolt due to the concept of torque. Torque is a measure of ... Read More
Explain why a passenger in a car jerks forward when the brakes are suddenly applied.
When a car is moving forward, both the car and the passengers inside it are traveling at the same speed. When the driver suddenly applies ... Read More
Describe an experiment to verify the law of flotation
Overflow can is filled with water up to spout level An object is lowered in the can until it floats. The displaced water is collected ... Read More
Explain why a cyclist bends inward while going round a curved path.
A cyclist bends inwards while going round a curved path to counterbalance centripetal force provided by friction between the tyres and the road such that ... Read More
Period – meaning in physics
A period is the time taken to move once round a circular path Dr. Bbosa Science Read More
Centripetal acceleration – meaning in physics
Centripetal acceleration is the rate of change of velocity of a body moving in a circular path. Dr. Bbosa Science Read More
State the laws of friction and explain each of them
Friction force oppose relative motion between surfaces in contact. Explanation; surfaces have projections with small area. When in contact, the surfaces rest on each other’s ... Read More
State the conditions necessary for equilibrium of a rigid body under action of a system of forces.
The sum of clockwise moments about a fixed point is equal to the sum of anticlockwise moments about the same point. The sum of all ... Read More
African socialism-achievements, failures and its impact on Tanzania
African socialism is a variant of socialist theory that emerged in post-colonial Africa during the mid-20th century. It was developed by several African leaders and ... Read More
The East African Community of 1967 – objectives, failures and dissolution
The East African Community (EAC) of 1967 was an intergovernmental organization established by Kenya, Tanzania, and Uganda shortly after they gained independence. The primary aim ... Read More
The South African Development Co-ordination conference (SADC) -objectives, achievements and failures
The Southern African Development Community (SADC) is a regional organization that aims to promote sustainable and equitable economic growth, socio-economic development, and political stability among ... Read More
The Economic community of West African State (ECOWAS) 1975 – objectives, Achievements and failures
The Economic Community of West African States (ECOWAS) is a regional political and economic union of fifteen countries located in West Africa. It was established ... Read More
Reasons/advantages and challenges of African integration
Reasons for African Economic integration African economic integration offers numerous benefits and addresses several challenges faced by individual countries. Here are some key reasons for ... Read More