250 prompts matching "Confusing the centre of gravity with the centre of a shape"
Worked example: Calculating the effective resistance of resistors in parallel
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Exam prep: Electrical energy, power and the cost of consumption
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Let me explain: Lenz's law and the direction of an induced current
I have just studied Lenz's law and the direction of an induced current in my SS2 Physics c
Practice set: The factors affecting the size of an induced e.m.f.
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Worked example: The strength of an electromagnet and what affects it
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Worked example: Electrical safety and the cost of energy reviewed
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Exam prep: The magnetic effect of an electric current reviewed
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Let me explain: The factors that determine the size of the force
I have just studied the factors that determine the size of the force in my SS2 Physics cla
Practice set: The efficiency of a transformer
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Exam prep: The models of the atom compared, from Thomson to Bohr
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Real-life Nigeria: The nucleus as the source of nuclear energy
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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
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
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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Quiz: The earth's atmosphere and the layers within it
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Worked example: The rotation and the revolution of the earth
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Worked example: Calculating the orbital period of a planet
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Exam prep: The origin of the solar system and the theories about it
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