250 prompts matching "An energy bill calculation left in watt-seconds"
Quiz: The structure of a transformer and its two coils
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Worked example: Calculating output voltage from the turns ratio
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Practice set: The efficiency of a transformer
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Physics at work: Why electricity is transmitted at high voltage
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Worked example: Writing the nuclide notation for a given atom
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Spot my mistake: Confusing atomic number with mass number
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Teach me: What radioactivity is, and why some nuclei are unstable
You are my personal SS2 Physics tutor. Teach me what radioactivity is, and why some nuclei
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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Teach me: What half-life means
You are my personal SS2 Physics tutor. Teach me what half-life means, using a real Nigeria
Worked example: Calculating the mass remaining after a number of half-lives
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Practice set: The decay constant and the activity of a source
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Spot my mistake: Assuming a sample decays completely after two half-lives
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Teach me: The structure of the earth and its layers
You are my personal SS2 Physics tutor. Teach me the structure of the earth and its layers,
Worked example: The rotation and the revolution of the earth
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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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Spot my mistake: The greenhouse effect and the ozone layer
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Practice set: Moons, asteroids and comets
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Physics at work: Space exploration and Nigeria's satellite programme
Act as my SS2 Physics tutor. Explain which Nigerian jobs and industries depend on space ex