Exam-style question
Try this first
Which conclusion can be drawn from the null result of the Michelson-Morley experiment?.
- A.Light travels faster in water than in air.
- B.The ether model was validated.
- C.Light speed is constant regardless of the observer's motion.
- D.Time dilation occurs at high speeds.
Model answer
What a good answer should say
- Light speed is constant regardless of the observer's motion.
Explanation
Why this works
The null result suggested that light speed does not change based on the motion of the observer, leading to the conclusion that the speed of light is a universal constant.
Common mistake
No common mistake is linked to this question yet.