250 prompts matching "Photocells in automatic doors and light meters"
Practice set: The force between two parallel current-carrying conductors
Act as my SS2 Physics tutor. Give me five practice questions on the force between two para
Exam prep: The simple d.c. motor and how it turns
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Teach me: What a transformer does, and why it is needed
You are my personal SS2 Physics tutor. Teach me what a transformer does, and why it is nee
Quiz: The structure of a transformer and its two coils
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Spot my mistake: Assuming a transformer can work on direct current
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Practice set: The Bohr model and electron energy levels
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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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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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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
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