Quasars were originally discovered as
A) Strong radio sources identified with star-like images on photographs
B) Variable sources of light
C) Bright galaxies,and only later found to be radio sources
D) The only type of radio source within our galaxy
Correct Answer:
Verified
Q3: Since quasars are thought to be at
Q4: About how large is a 1 million
Q5: Some quasars vary in brightness in only
Q6: Why do Seyfert Galaxies strengthen the case
Q7: Quasars are currently believed to be
A)The brightest
Q9: Which of the following is true of
Q10: Quasars all have great distances.Why are there
Q11: How do we know that the quasars
Q12: For a typical luminous radio galaxy,most of
Q13: Why was it difficult for astronomers to
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents