500 prompts matching "The human eye as an optical instrument"
Physics at work: Forces in engineering and construction
Act as my SS1 Physics tutor. Explain which Nigerian jobs and industries depend on forces i
Quiz: Sorting given quantities into scalars and vectors
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Worked example: Adding two vectors by the parallelogram rule
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Real-life Nigeria: Vectors in navigation and in sport
Act as my SS1 Physics tutor. Show me where vectors in navigation and in sport turns up in
Quiz: Calculating the work done by a force
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Worked example: Calculating the work done against gravity
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Spot my mistake: Assuming work is done whenever a force is applied
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Physics at work: Energy accounting in Nigerian industry
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Quiz: Calculating power from work and time
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Worked example: Calculating the power of a machine lifting a load
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Practice set: Efficiency, and why no machine is perfect
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Exam prep: Calculating the efficiency of a machine
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Physics at work: Power and efficiency in Nigerian generators
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Quiz: Calculating the kinetic energy of a moving body
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Exam prep: Energy transformations in a falling body
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Spot my mistake: Forgetting to square the velocity in a kinetic energy calculation
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Real-life Nigeria: Energy conversion in a Nigerian hydro-electric dam
Act as my SS1 Physics tutor. Show me where energy conversion in a Nigerian hydro-electric
Physics at work: Mechanical energy in machines and vehicles
Act as my SS1 Physics tutor. Explain which Nigerian jobs and industries depend on mechanic
Quiz: Distance, displacement and motion reviewed
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Let me explain: Force and circular motion reviewed
I have just studied force and circular motion reviewed in my SS1 Physics class. Let me exp