250 prompts matching "A balancing problem solved using the centre of gravity"
Exam prep: The relay and the telephone earpiece
Act as my SS2 Physics teacher setting exam questions. Give me five exam-style questions on
Physics at work: The loudspeaker, and how it turns current into sound
Act as my SS2 Physics tutor. Explain which Nigerian jobs and industries depend on the loud
Practice set: The force between two parallel current-carrying conductors
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Exam prep: The simple d.c. motor and how it turns
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Exam prep: Energy losses in a transformer, and how they are reduced
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Quiz: The Rutherford scattering experiment and what it showed
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Practice set: The Bohr model and electron energy levels
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Practice set: The Geiger-Muller tube and how it detects radiation
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Exam prep: The cloud chamber and the photographic plate as detectors
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Quiz: The decay curve, and reading a half-life from it
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Quiz: The earth's atmosphere and the layers within it
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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.
Practice set: The seasons, and what produces them
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Exam prep: The earth's gravitational field and its effects
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Quiz: The planets and the order in which they orbit
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Exam prep: The sun as a typical star
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Let me explain: The expanding universe and red shift
I have just studied the expanding universe and red shift in my SS2 Physics class. Let me e
Practice set: The Big Bang theory and the evidence for it
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Quiz: The transformer and power transmission reviewed
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Let me explain: The nuclear atom and radioactivity reviewed
I have just studied the nuclear atom and radioactivity reviewed in my SS2 Physics class. L