297 prompts matching "A projectile problem worked from first principles"
Quiz: What mechanical advantage, velocity ratio and efficiency each measure
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Real-life Nigeria: Simple machines on Nigerian farms and in workshops
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Quiz: The melting point and the boiling point
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Real-life Nigeria: Cooling by evaporation in Nigerian daily life
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Quiz: The expansion of solids, liquids and gases compared
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Real-life Nigeria: Expansion gaps in Nigerian bridges and railways
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Quiz: Conduction and the particles that carry it
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Real-life Nigeria: Keeping a Nigerian home cool without air conditioning
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Quiz: Locating the centre of gravity of a regular body
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Real-life Nigeria: Stability in Nigerian lorries and market stalls
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Quiz: Measuring the density of a solid and of a liquid
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Real-life Nigeria: Hydraulic brakes and jacks in Nigerian vehicles
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Quiz: Luminous and non-luminous bodies
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Real-life Nigeria: Shadows and sunlight in Nigerian building design
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Quiz: The laws of reflection stated
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Real-life Nigeria: Concave and convex mirrors in Nigerian use
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Quiz: The laws of refraction stated
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Real-life Nigeria: Optical fibres and the periscope
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Quiz: The principal focus, the focal length and the optical centre
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Real-life Nigeria: Lenses in the eye and in spectacles
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