
AQA A-level Physics Turning Points lesson on Fizeau, Maxwell, Hertz and EM waves. 16 editable slides, 24-mark worksheet, mark scheme and PDFs.
What’s in the PowerPoint
• A waves recap starter, with answers in the speaker notes
• Fizeau’s toothed wheel: deriving c = 4dNf, and a worked example with his real data
• Maxwell’s prediction c = 1/√(μ₀ε₀)
• Hertz’s discovery of radio waves
• Measuring their speed with stationary waves, with a worked example
• A common mistakes slide
• Six check questions with answers, and an exit ticket
• Teacher notes on every slide: textbook pages, spec references, misconceptions and demo ideas
What’s in the worksheet (24 marks)
• Recall of Fizeau, Maxwell and Hertz
• Toothed wheel, μ₀ε₀ and stationary wave calculations
• A 6-mark extended answer linking all three scientists
• A full mark scheme with mark points, on separate pages
• PDF copies of the slides, the student worksheet (no answers) and the mark scheme, ready to print
Good for
First teaching, revision, homework, cover lessons or independent study. The PowerPoint and Word files are fully editable, and the PDFs are ready to print or share with students.
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