250 prompts matching "Thermionic emission and the conditions for it"
Quiz: Telling alpha, beta and gamma radiation apart
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Real-life Nigeria: Radioisotopes in Nigerian medicine and agriculture
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Quiz: Nuclear fusion in the core of a star
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Spot my mistake: Confusing a galaxy with a solar system
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Worked example: Image formation in a plane mirror
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Physics at work: Reflection and refraction in Nigerian everyday life
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Practice set: The astronomical telescope
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Let me explain: Infrared, visible light and ultraviolet
I have just studied infrared, visible light and ultraviolet in my SS2 Physics class. Let m
Practice set: The properties common to all electromagnetic waves
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Let me explain: Vibration in air columns, in open and closed pipes
I have just studied vibration in air columns, in open and closed pipes in my SS2 Physics c
Physics at work: Sound in Nigerian music, broadcasting and building design
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Let me explain: Diffusion in gases and in liquids
I have just studied diffusion in gases and in liquids in my SS2 Physics class. Let me expl
Real-life Nigeria: Molecular forces at work in Nigerian daily life
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Practice set: The domain theory of magnetism
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Practice set: The field around a straight current-carrying wire
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Practice set: Conductors, insulators and semiconductors
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Real-life Nigeria: Static electricity in Nigerian daily life
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Worked example: Calculating charge from current and time
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Practice set: The effects of an electric current
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Worked example: Calculating resistance from voltage and current
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