Explain why it is not advisable to sterilize a clinical thermometer in boiling water…
(a) Explain why it is not advisable to sterilize a clinical thermometer in boiling water at normal atmospheric…
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State two differences between a sound wave and a radio wave. (b) Explain why…
(a) State two differences between a sound wave and a radio wave. (b) Explain why a vibrating tuning…
a) List two properties of cathode rays. (b) Explain how the intensity and energy of…
a) List two properties of cathode rays. (b) Explain how the intensity and energy of cathode rays may…
a) Given a retort stand and clamp, a stout pin, a simple pendulum and a…
a) Given a retort stand and clamp, a stout pin, a simple pendulum and a pencil, describe how…
Explain the following terms: (a) tensile stress; (b)Young’s modulus
Explain the following terms: (a) tensile stress; (b)Young’s modulus Explanation (a) Tensile stress is the ratio of force …
a) Define diffusion. (b) State two applications of electrical conduction through gases.
a) Define diffusion. (b) State two applications of electrical conduction through gases. Explanation (a) Diffusion is the process…
Explain what is meant by cations (b) Draw and label an electrolytic cell
(a) Explain what is meant by cations (b) Draw and label an electrolytic cell Explanation (a) …
State Faraday’s second law of electrolysis. (b) An electric charge of 9.6 x 10(^4)…
(a) State Faraday’s second law of electrolysis. (b) An electric charge of 9.6 x 10(^4) C liberates 1…
A particle is projected horizontally at 15ms(^{-1}) from a height of 20m. Calculate the horizontal…
A particle is projected horizontally at 15ms(^{-1}) from a height of 20m. Calculate the horizontal distance covered by…
Explain why mercury does not wet glass while water does.
Explain why mercury does not wet glass while water does. Explanation Mercury does not wet glass because…