What is the term for a piece of glass with many small parallel lines etched on its surface,used to produce a spectrum?
A) grating
B) spectrograph
C) charge-coupled device
D) prism
Correct Answer:
Verified
Q2: Why do astronomers build telescopes on tops
Q3: What feature of a telescope is a
Q4: Which feature(s)of a telescope determine its magnifying
Q5: Why must far-infrared astronomy be done from
Q6: Which of the following has a few
Q7: Which of the following telescope types must
Q8: Why do radio telescopes have poor resolving
Q9: Which of the following types of light
Q10: Why do astronomers build radio telescopes?
A)Radio waves
Q11: An astronomy graduate student takes a long-exposure
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