Which is the most efficient means of recording light?
A) photographic films
B) photomultiplier tubes
C) charge-coupled device (CCD)
D) the human eye
Correct Answer:
Verified
Q28: A telescope with a large-diameter aperture or
Q29: Why use an interferometer?
A) Its two widely
Q30: A warm dust cloud in which stars
Q31: A galaxy with almost no starlight but
Q32: In a false color image,
A) only one
Q34: Which of the following is an inherent
Q35: What does CCD stand for?
A) charge-coupled device
B)
Q36: How is a CCD better than film
Q37: What technique does a radio telescope use
Q38: Which of the following astronomical objects emit
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