212 prompts matching "Quiz: Stress, strain and Young's modulus"
Worked example: Electrical safety and the cost of energy reviewed
Act as my SS2 Physics tutor. Show me a full worked example on electrical safety and the co
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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Real-life Nigeria: Electric motors in Nigerian homes and industry
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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
Let me explain: Step-up and step-down transformers
I have just studied step-up and step-down transformers in my SS2 Physics class. Let me exp
Exam prep: Energy losses in a transformer, and how they are reduced
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Teach me: The structure of the atom and the particles in it
You are my personal SS2 Physics tutor. Teach me the structure of the atom and the particle
Let me explain: Atomic number, mass number and isotopes
I have just studied atomic number, mass number and isotopes in my SS2 Physics class. Let m
Practice set: The Bohr model and electron energy levels
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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
Let me explain: The penetrating and ionising power of each radiation
I have just studied the penetrating and ionising power of each radiation in my SS2 Physics
Worked example: Writing an equation for alpha decay and for beta decay
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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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Spot my mistake: Background radiation, and allowing for it
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Real-life Nigeria: The hazards of radiation and the precautions taken against them
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Let me explain: The random nature of radioactive decay
I have just studied the random nature of radioactive decay in my SS2 Physics class. Let me
Practice set: The decay constant and the activity of a source
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Exam prep: Carbon dating and how it works
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