A pulsar is a(n)
A) rapidly spinning neutron star.
B) type of variable star, pulsating rapidly in size and brightness.
C) very precise interstellar beacon perhaps operated by intelligent life-forms.
D) accretion disk around a black hole, emitting light as matter is accumulated on the disk.
Correct Answer:
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Q173: A stellar core of about 2 solar
Q174: A pulsar is a(n)
A) rapidly rotating neutron
Q175: Which of these astronomical objects is MOST
Q176: The first pulsar was discovered by
A) Albert
Q177: The first pulsar was detected with
A) Galileo's
Q179: The great breakthrough in understanding the nature
Q180: What is a pulsar?
A) very hot material
Q181: The interior of a neutron star is
Q182: A pulsar is MOST probably formed
A) at
Q183: Why do astronomers believe a magnetar can
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