Exam-style question
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What was the primary purpose of the Michelson-Morley experiment?.
- A.To measure the speed of light in different media.
- B.To detect the ether wind.
- C.To demonstrate time dilation.
- D.To prove the existence of gravitational waves.
Model answer
What a good answer should say
- To detect the ether wind.
Explanation
Why this works
The experiment aimed to detect variations in the speed of light due to the motion of the Earth through the hypothesized ether, which was believed to be the medium for light propagation.
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