500 prompts matching "Dispersion of white light and the spectrum it produces"
Practice set: Cubic expansivity and superficial expansivity
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Let me explain: Convection currents and how they form
I have just studied convection currents and how they form in my SS1 Physics class. Let me
Worked example: Explaining the heating of a room by convection
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Exam prep: The conditions that make a body stable
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Real-life Nigeria: Stability in Nigerian lorries and market stalls
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Physics at work: Stability in vehicle and structure design
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Teach me: Density and relative density defined
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Let me explain: Pressure in a liquid, and what it depends on
I have just studied pressure in a liquid, and what it depends on in my SS1 Physics class.
Worked example: Calculating the size of a shadow cast by a point source
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Spot my mistake: Confusing the umbra with the penumbra
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Let me explain: The characteristics of an image formed in a plane mirror
I have just studied the characteristics of an image formed in a plane mirror in my SS1 Phy
Worked example: Finding the number of images formed by two inclined mirrors
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Let me explain: Refractive index and how it is measured
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Spot my mistake: Applying Snell's law with the two media the wrong way round
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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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Practice set: Linear magnification and its calculation
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Exam prep: The image formed at each object position for a converging lens
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Real-life Nigeria: Lenses in the eye and in spectacles
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Let me explain: Potential difference and the volt
I have just studied potential difference and the volt in my SS1 Physics class. Let me expl