488 prompts matching "How light travels along an optical fibre"
Exam prep: The equations of uniformly accelerated motion
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Worked example: Finding acceleration from the gradient of a velocity-time graph
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Spot my mistake: Confusing the gradient with the area on a motion graph
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Real-life Nigeria: Sketching the motion graph for a described journey
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Physics at work: Motion graphs in vehicle testing
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Spot my mistake: Treating centrifugal force as though it were a real force
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Worked example: Adding two vectors by the parallelogram rule
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Exam prep: Resolving a vector into its components
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Spot my mistake: Adding vectors as though they were scalars
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Physics at work: Vector work in engineering design
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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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Worked example: Calculating the power of a machine lifting a load
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Exam prep: Calculating the efficiency of a machine
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Spot my mistake: Confusing power with energy
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Worked example: Calculating gravitational potential energy
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Spot my mistake: Forgetting to square the velocity in a kinetic energy calculation
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Exam prep: A mixed paper across the first term's topics
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Spot my mistake: The errors most often made in first-term SS1 Physics
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Worked example: Calculating the heat needed to raise a temperature
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