Recent questions without an upvoted answer

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State the observation made on the image in a pin hole camera when the distance between thie object and the pin hole is reduced.

asked Jun 21, 2021 in Physics Form 1 by anonymous

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Figure 15 shows a setup used to study Brownian motion in liquids.

asked Jun 21, 2021 in Physics Form 1 by anonymous

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Its observed that when a liquid is heated its volume increases. Explain this observation using the kinetic theory of matter

asked Jun 21, 2021 in Physics Form 1 by anonymous

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Complete the table below on the adaptations and functioning of some structures in a dicotyledonous stem.

asked Jun 21, 2021 in Biology Form 3 by anony mous

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State the meaning of the term matter

asked Jun 21, 2021 in Physics Form 1 by anonymous

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Figure 14 shows a setup that can be used to determine the specific latent heat of vaporisation of water. A beaker containing some water was placed on a weighing balance and an immersion heater rated 500 W immersed in the water.

asked Jun 21, 2021 in Physics Form 3 by anonymous

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The illustration below shows the effect of hormones on insect growth and development.

asked Jun 21, 2021 in Biology Form 3 by anony mous

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Figure 13 shows a pulley system used to raise a mass of 5 kg through a height of 2 m when a force of 60N is applied. (Acceleration due to gravity g is 10ms-2)

asked Jun 21, 2021 in Physics Form 2 by anonymous

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Explain the role of blood capillaries in thermoregulation.

asked Jun 21, 2021 in Biology Form 2 by anony mous

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Figure 12 shows a simple machine.

asked Jun 21, 2021 in Physics Form 2 by anonymous

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Define the term "field of view" as used in microscopy.

asked Jun 21, 2021 in Biology Form 1 by anony mous

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State two reasons why females with Turners' Syndrome are infertile.

asked Jun 21, 2021 in Biology Form 4 by anony mous

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Explain the biological significance of completing a dose of antibiotics.

asked Jun 21, 2021 in Biology Form 4 by anony mous

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A fixed mass of gas initially at 20°C is heated at constant pressure until its volume doubles. Determine its final temperature.

asked Jun 21, 2021 in Physics Form 3 by anonymous

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The graph below illustrates the effect of pH on certain protcin-digesting enzymes, S and T.

asked Jun 21, 2021 in Biology Form 3 by anony mous

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Figure 11 shows a setup that can be used to verify Charles' Law.

asked Jun 21, 2021 in Physics Form 3 by anonymous

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During a clinical laboratory test, some sugar was detected in an individual's sample of urine Name:

asked Jun 21, 2021 in Biology Form 1 by anony mous

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Figure 10 shows a test-tube inverted and floating inside a plastie bottle containing some water. The bottle is then sealed.

asked Jun 21, 2021 in Physics Form 1 by anonymous

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State two reasons why blood reaching the glomerulus is always under high pressure.

asked Jun 21, 2021 in Biology Form 2 by anony mous

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Figure 9 shows a setup used by a student to investigate how a siphon works.

asked Jun 21, 2021 in Physics Form 1 by anonymous

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