
AQA A-level Physics Turning Points lesson on Michelson-Morley and Einstein’s postulates. 14 editable slides, 24-mark worksheet, mark scheme and PDFs.
What’s in the PowerPoint
• A motion recap starter, with answers in the speaker notes
• Absolute motion and the ether
• The interferometer, with a labelled diagram
• The expected result, the null result and its significance
• Inertial frames and Einstein’s two postulates
• 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 the ether, inertial frames and the postulates
• Applying Newton’s addition of speeds
• Identifying inertial frames
• A 6-mark extended answer on the experiment
• 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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