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List four characteristics of desert soils.
Date posted:
September 12, 2019
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If the local time in Nairobi on longitude 37 degrees E is 10.00 a.m. What will the time be at Buchanan Liberian on longitude 10 degrees W?
Date posted:
September 12, 2019
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The diagram below represents part of the earth’s crust which has been subjected to tension forces.
a)
i) Name the slope marked A.
ii) Name the angle marked B.
b) State three ways in which faulting can influence drainage systems.
Date posted:
September 12, 2019
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Name three products transported by pipeline.
Date posted:
September 12, 2019
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Explain three problems that Kenya face as a result of over dependence on petroleum
Date posted:
September 12, 2019
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The table below shows some of Kenya’s imports and exports in 1987. Use it to answer question (a) and (b).
a) i) Using a radius of 4cm, draw a piechart to represent the data of imports shown by the table above.
ii) State three advantages of using pie charts to represent statistical data.
b) Explain why Kenya imports sugar and wheat yet she is a producer of the same commodities.
c) Explain four factors that influence importation and exportation of goods into and out of Kenya.
Date posted:
September 12, 2019
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Explain why chlorine is a gas while iodine is a solid at room temperature.
Date posted:
September 12, 2019
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Two towns A and B lie on the same latitude in the northern hemisphere. When it is 8:00 am At A, the time at B is 11:00 a.m.
a) Given that the longitude of A is 150 E, find the longitude of B.
b) A plane leaves A for B and takes 3 ½ hours to arrive at B traveling along a parallel of latitude at 850 km/h. Find:
i) The radius of the circle of latitude on which town A and B lie.
ii) The latitude of the two towns. ( Take radius of the earth to be 6371km).
Date posted:
September 12, 2019
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In the figure below PQ = Q and PR = r QM: MR = 1:2. The point S is the midpoint of PQ. X is the intersection of PM and SR. SX = hSR, pX = kPM where k and h are constants.
Find:
a) QR in terms of q and r.
b) PM in terms of q and r
c) SR in terms of q and r
d) Express SX in two ways in terms of h,r and q and in terms of k,r and q, hence determine the ratio in which x divides SR.
Date posted:
September 12, 2019
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Give a reason why lecture theatre halls are covered with soft perforated materials.
Date posted:
September 12, 2019
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A cupboard has 7 white cups and 5 brown cups all identical in size and shape. There is a blackout in the town and Mrs. Wafula has to select three cups one after the other without replacing the previous ones.
a) Draw a tree diagram for the information.
b) Calculate the probability that she chooses.
i) Two white cups and one brown cup
ii) Two brown cups and one white cup.
iii) At least one white cup.
iv) Three cups of the same colour
Date posted:
September 12, 2019
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Two grades of tea, costing sh 100 and 150 per kg respectively are mixed in the ratio 3:5 by weight. The mixture is then sold at sh. 160 per kg. Find the percentage profit on the cost price.
Date posted:
September 12, 2019
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A translation maps a point P(3,2) onto P` ( 5,-4).
a) Determine the translation vector.
b) A point Q` is the image of the point Q ( 2,5) under the same translation. Find the length of P` Q` leaving the answers in surd form.
Date posted:
September 12, 2019
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A circle of radius 7 units has it’s centre at the point of intersection between the lines x +2y + 1 = 0 and 2x + 3y – 3 = 0
Find the equation of the circle expressing it in the form x2 + y2+ gx +fy +c =0
Date posted:
September 12, 2019
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A car of mass 800kg starts and accelerates at 1.2ms-2. Determine its momentum after it has moved 400m from the starting point.
Date posted:
September 12, 2019
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A pattern of a child’s dress is provided. You are advised to study the sketches, instructions and the layout well before you begin the test.
MATERIALS PROVIDED:
1. Pattern pieces for the dress:
A – Dress front
B – Dress back
C – Sleeve
D – Cuff
E – Pocket
F – Cuff interfacing
G – Sleeve opening binding
1. Plain light weight cotton fabric 70cm long by 90cm wide.
2. Cotton sewing thread to match the fabric.
THE TEST:
Using the materials provided cut out and make the LEFT HALF of the child’s dress to show the following:
(a) The working of the shoulder dart.
(b) The preparation and attachment of the pocket.
(c) The joining of the shoulder seam using a neatened plain seam.
(d) The joining of the side seam using a neatened open seam.
(e) The making of the bound opening of the sleeve.
(f) The joining of the under arm seam using a French seam.
(g) The preparation and attachment of an interfaced cuff.
(h) The preparation and attachment of the sleeve, without trimming the seam allowance.
At the end of the examination, firmly sew onto your work, on a single fabric, a label bearing your name and index number. Remove the needles and pins from your work, and then fold your work neatly
Date posted:
September 12, 2019
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Perspex is a synthetic polymer of formula
(a) Write the structural formula of the monomer of Perspex.
(b) State the type of polymerization involved in the formation of perspex.
Date posted:
September 12, 2019
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Explain the energy change that occur when a man climbs the mountain.
Date posted:
September 12, 2019
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A school bus was valued at sh 6,000,000 in January 2000. Each year, its value decreased by 12.5% of its value at the beginning of the year. Find the value of the bus in January 2005, giving your answer correct to 4.s.f
Date posted:
September 12, 2019
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When 8.8g of hydrocarbon Z was burnt in excess air, 14.4g of water and 11.95 dm3 of carbon (IV) oxide were obtained at s.t.p. Determine the empirical formula of Z.
Date posted:
September 12, 2019
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Calculate the impulse of force produced when a table is pulled for 3 seconds by a constant force of 10N towards the right and then for 2 seconds by a constant force of 20N towards the left.
Date posted:
September 12, 2019
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A stone is thrown vertically upwards from the base of a mountain with an initial velocity of 100m/s. The stone just stopped as the apex and came back. Another boy projected a stone horizontally from the top of the mountain. Calculate:
(a) Height of the mountain.
(b) Time taken for the stone to follow the trajectory.
(c) The range if the horizontal velocity is 20m/s.
Date posted:
September 12, 2019
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State the conditions under which copper reacts with sulphuric acid and give an equation for the reaction.
Date posted:
September 12, 2019
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A pipe of radius 2mm is connected to another pipe of radius 6mm. If water flows in the narrow pipe at a speed of 3m/s,determine the speed of water in the wider pipe.
Date posted:
September 12, 2019
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List six qualities of a well-made collar.
Date posted:
September 12, 2019
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A spring extends by 4cm when a load of 10N is suspended from it. Six similar springs are used in the system shown in figure.Determine the total extension.
Date posted:
September 12, 2019
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Use logarithms correct to 4 decimal places, to evaluate
Date posted:
September 12, 2019
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Mention six reasons that has popularized the use of convenience foods.
Date posted:
September 12, 2019
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Under what conditions can a feather and a stone released from the same height land on the ground at the same time?
Date posted:
September 12, 2019
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The figure below shows a micrometer screw gauge that has a zero error of +0.02. State the actual reading of the micrometer screw gauge.
Date posted:
September 12, 2019