487 prompts matching "Reading period and frequency from an a.c. waveform"
Exam prep: The ripple tank and the wave effects it demonstrates
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Real-life Nigeria: Diffraction and interference in Nigerian radio reception
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Let me explain: The path of a projectile, and why it is a parabola
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Physics at work: Ballistics and trajectory work
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Physics at work: Position-finding, from surveying to GPS
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Practice set: Adding vectors by the triangle rule
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Practice set: The conservation of mechanical energy
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Practice set: The anomalous expansion of water
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Quiz: The transfer of heat energy reviewed
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Practice set: The characteristics of an image in a plane mirror
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Quiz: The effects of surface tension that can be observed
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Quiz: The forms of energy, with an example of each
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Worked example: Reading a vernier scale correctly
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Worked example: Calculating displacement from a described journey
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Exam prep: Distance-time relationships in a straight line
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Spot my mistake: Treating distance travelled as though it were displacement
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Spot my mistake: Using an equation of motion when the acceleration is not uniform
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Worked example: Finding acceleration from the gradient of a velocity-time graph
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Teach me: What makes a quantity scalar or vector
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Teach me: What work means in physics
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