Multiple Choice
How does the angular resolution of the 305-m Arecibo radio telescope in Puerto Rico compare with the angular resolution of the 10-m Keck optical telescope on Mauna Kea, Hawaii?
A) They have about the same angular resolution, since angular resolution is limited by turbulence in Earth's atmosphere, not by mirror diameter.
B) The 305-m telescope has much worse angular resolution than the 10-m Keck telescope.
C) It is not possible to compare their angular resolution, since they work in different wavelength ranges.
D) The 305-m telescope has much better angular resolution than the 10-m Keck telescope.
Correct Answer:

Verified
Correct Answer:
Verified
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