459 prompts matching "Quiz: Threshold frequency and work function"
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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Worked example: A balancing problem solved using the centre of gravity
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Real-life Nigeria: Stability in Nigerian lorries and market stalls
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Teach me: Density and relative density defined
You are my personal SS1 Physics tutor. Teach me density and relative density defined, usin
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 pressure at a given depth
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Real-life Nigeria: Hydraulic brakes and jacks in Nigerian vehicles
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Exam timing: A timed set of pressure and density problems
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Teach me: How light travels, and the evidence that it goes in straight lines
You are my personal SS1 Physics tutor. Teach me how light travels, and the evidence that i
Let me explain: The formation of shadows, the umbra and the penumbra
I have just studied the formation of shadows, the umbra and the penumbra in my SS1 Physics
Worked example: Calculating the size of a shadow cast by a point source
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Real-life Nigeria: Shadows and sunlight in Nigerian building design
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Worked example: Finding the number of images formed by two inclined mirrors
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Real-life Nigeria: Concave and convex mirrors in Nigerian use
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Let me explain: Refractive index and how it is measured
I have just studied refractive index and how it is measured in my SS1 Physics class. Let m
Worked example: Finding refractive index from a pair of measured angles
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Real-life Nigeria: Optical fibres and the periscope
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Teach me: The shapes and actions of converging and diverging lenses
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Worked example: Applying the lens formula to find the image position
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