Multiple Choice
in the following graph of a pulsar in a binary, the motion of the pulsar from 2.75 hours to 3.5 hours is ___________________.
A) moving away from Earth
B) moving towards Earth
C) in motion perpendicular to the line-of-sight
D) in motion perpendicular to the line-of-sight followed by motion towards Earth
Correct Answer:

Verified
Correct Answer:
Verified
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