250 prompts matching "How light travels, and what a ray is"
Real-life Nigeria: Uses of magnets in Nigerian homes and industry
Act as my SS2 Physics tutor. Show me where uses of magnets in Nigerian homes and industry
Worked example: The neutral point, and where it occurs
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Exam prep: The field around a solenoid and the right-hand grip rule
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Let me explain: Sound, its nature and its applications reviewed
I have just studied sound, its nature and its applications reviewed in my SS2 Physics clas
Spot my mistake: The errors most often made in first-term SS2 Physics
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Worked example: Coulomb's law and the force between two charges
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Practice set: Conductors, insulators and semiconductors
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Worked example: Calculating charge from current and time
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Exam prep: Current in a metallic conductor and in an electrolyte
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Exam prep: Cells connected in series and in parallel
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Real-life Nigeria: The maintenance and charging of a car battery
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Practice set: The ohmic conductor and the non-ohmic conductor
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Worked example: Calculating the effective resistance of resistors in series
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Real-life Nigeria: Series circuits in Nigerian decorative lighting
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Worked example: Calculating the effective resistance of resistors in parallel
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Exam prep: Combining series and parallel sections in one circuit
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Spot my mistake: Inverting the reciprocal wrongly in a parallel calculation
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Exam prep: Electrical energy, power and the cost of consumption
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Let me explain: Lenz's law and the direction of an induced current
I have just studied Lenz's law and the direction of an induced current in my SS2 Physics c
Let me explain: The field pattern around a straight wire and around a coil
I have just studied the field pattern around a straight wire and around a coil in my SS2 P