250 prompts matching "How light travels, and what a ray is"
Spot my mistake: Magnetic flux and magnetic flux density
Act as my SS2 Physics tutor. Show me a worked solution on magnetic flux and magnetic flux
Quiz: Potential difference, and how it differs from e.m.f.
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Spot my mistake: Primary cells and secondary cells compared
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Quiz: The fuse and how it protects a circuit
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Practice set: The circuit breaker and how it works
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Exam prep: The a.c. generator and how it works
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Spot my mistake: The d.c. generator and the commutator
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Practice set: The electric bell and how it operates
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Quiz: Resistance and Ohm's law reviewed
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Exam prep: The simple d.c. motor and how it turns
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Spot my mistake: Confusing Fleming's left-hand rule with the right-hand rule
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Exam prep: Energy losses in a transformer, and how they are reduced
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Practice set: The Geiger-Muller tube and how it detects radiation
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Spot my mistake: Background radiation, and allowing for it
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Exam prep: Carbon dating and how it works
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Let me explain: The earth's magnetic field and what causes it
I have just studied the earth's magnetic field and what causes it in my SS2 Physics class.
Spot my mistake: The greenhouse effect and the ozone layer
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Spot my mistake: White dwarfs, neutron stars and black holes
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Quiz: The scale of the universe and the light year
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Real-life Nigeria: Telescopes, and how we observe the universe
Act as my SS2 Physics tutor. Show me where telescopes, and how we observe the universe tur