One of the three astronomical objects that were first detected at radio wavelengths by Grote Reber in the 1930s and 1940s was:
A) Cygnus
B) the Moon.
C) Jupiter.
D) the Sun.
Correct Answer:
Verified
Q2: Where does the name quasar come from?
A)It
Q3: The major surprise about Cygnus A, one
Q4: All quasars appear to be:
A)moving in random
Q5: The typical optical spectrum of a quasar
Q6: Astronomers initially had difficulty identifying the emission
Q7: The emission lines in quasar spectra were
Q8: What is believed to be the status
Q9: The unusual feature that was noted in
Q10: Active galactic nuclei (AGN) include a variety
Q11: The recessional velocity of a distant quasar
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