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Home Q & A Board Science-Related Homework Help Physics
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doit_the_clown doit_the_clown
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7 years ago
Pulsars, emitting very regular radio and sometimes visible light pulses, are what type of object?
A)   Black holes, with material falling regularly into them
B)   Pulsating variable stars
C)   Rapidly rotating neutron stars
D)   Rapidly rotating binary star systems in which the stars undergo regular eclipses as seen from the Earth
Textbook 
Discovering the Universe

Discovering the Universe


Edition: 7th
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Only two things are infinite, the universe and human stupidity, and I'm not sure about the former.

Albert Einstein
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discovererdiscoverer
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7 years ago
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doit_the_clown Author
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7 years ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
rhockeygirl
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Yesterday
You make an excellent tutor!
smdavis
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2 hours ago
Smart ... Thanks!
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