250 prompts matching "Let me explain: Convection and the convection current"
Spot my mistake: Background radiation, and allowing for it
Act as my SS2 Physics tutor. Show me a worked solution on background radiation, and allowi
Spot my mistake: Assuming a sample decays completely after two half-lives
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Physics at work: Nuclear energy, its uses and its dangers
Act as my SS2 Physics tutor. Explain which Nigerian jobs and industries depend on nuclear
Spot my mistake: White dwarfs, neutron stars and black holes
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Physics at work: Astronomy as a field of study and of work
Act as my SS2 Physics tutor. Explain which Nigerian jobs and industries depend on astronom
Quiz: Sound as a longitudinal wave that needs a medium
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Worked example: Calculating the speed of sound from an echo
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Quiz: Brownian motion and what it demonstrates
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Teach me: What a gravitational field is
You are my personal SS2 Physics tutor. Teach me what a gravitational field is, using a rea
Quiz: The law of universal gravitation as Newton stated it
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Worked example: Calculating the gravitational force between two masses
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Exam prep: Gravitational potential energy and escape velocity
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Quiz: Magnetic and non-magnetic materials
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Worked example: The molecular theory of matter reviewed
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Exam prep: Magnetism and magnetic fields reviewed
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Quiz: Charging by friction, by contact and by induction
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Teach me: What electromotive force means
You are my personal SS2 Physics tutor. Teach me what electromotive force means, using a re
Quiz: Potential difference, and how it differs from e.m.f.
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Worked example: Calculating the work done in moving a charge
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Exam prep: Cells connected in series and in parallel
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