Exam-style question
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What does a high redshift indicate about the distance of a celestial object from Earth?.
Model answer
What a good answer should say
- A high redshift indicates that the celestial object is moving away from Earth, which implies it is at a large distance from us.
Explanation
Why this works
This answer is strong because it directly connects the concept of redshift with the distance of celestial objects, demonstrating an understanding of the Doppler effect in cosmology. The question tests the student's ability to relate redshift to astronomical distances.
Common mistake
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