Answers by anony mous

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State what is meant by streamline flow.

answered Aug 5, 2021 in Physics Form 2

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In an experiment, a spiral spring was hung vertically from a stand and various weights attached in turn to its lower end. The extension of the spring for the various weight was noted. The results were recorded as shown in the following table.

answered Aug 5, 2021 in Physics Form 1

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State Hooke’s law for a spiral spring

answered Aug 5, 2021 in Physics Form 2

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A bullet of mass 20g moving with a velocity of 30m/s penetrates a sand bag and is brought to rest in 0.05s. Find the average retarding force of the sand

answered Aug 5, 2021 in Physics Form 3

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A high jumper loads on saw dust. Explain how the saw dust helps in reducing the force of impact

answered Aug 5, 2021 in Physics Form 1

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Sketch a velocity time graph for a body that is uniformly accelerated

answered Aug 5, 2021 in Physics Form 3

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The figure show a syringe full of water. The area of the piston is 1.5cm3 while the area of the outlet is 1.55mm2 The piston is pushed such that it moves from point B in 2 seconds

answered Aug 5, 2021 in Physics Form 1

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Explain six challenges faced by the County Governments in Kenya.

answered Aug 5, 2021 in History Form 1

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A Bunsen burner in the laboratory can be tilted over a large angle and still get back to its original position once the tilting force is withdrawn. State two factors that are responsible for this observation

answered Aug 5, 2021 in Physics Form 2

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The Figure shows a suspended uniform meter rule in equilibrium when a mass of 50g is hang at the zero mark

answered Aug 5, 2021 in Physics Form 2

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Figure shows two identical containers A and B containing equal amounts of water an identical ice blocks

answered Aug 5, 2021 in Physics Form 1

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Figure shows a simple fire alarm

answered Aug 5, 2021 in Physics Form 2

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State one factor affecting the rate of diffusion of gases

answered Aug 5, 2021 in Physics Form 1

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The diameter of cylinder A in figure 3 is double that of cylinder B

answered Aug 5, 2021 in Physics Form 1

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A wooden block resting on a rough surface is pulled by applying a horizontal force F as shown in figure figure .

answered Aug 5, 2021 in Physics Form 1

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Figure shows a micrometers screw gauge with negative zero error of 0.02mm uses to measure the diameter of a ball bearing

answered Aug 5, 2021 in Physics Form 2

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Give the valency of each of the elements or radical in the following chemical compounds.

answered Aug 4, 2021 in Chemistry Form 2

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The table below gives the number of protons and neutrons in element G,H,I and J.

answered Aug 4, 2021 in Chemistry Form 2

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Some moist iron wool was placed in a test tube and the tube inverted and placed in a beaker containing water. The apparatus was left for one week .It was observed that the iron wool had rusted and the water level had raisen.No further change took place when the set-up was left for more days even though not all the iron rusted.

answered Aug 4, 2021 in Chemistry Form 1

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Study the information in the table below and answer the questions that follow: The letters do not represent the actual symbol of the element).

answered Aug 4, 2021 in Chemistry Form 1

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