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Author Question: Neutron stars do NOT have: A) masses greater than 1.4 solar masses. B) sizes comparable to large ... (Read 137 times)

soccerdreamer_17

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on: Jul 27, 2018
Neutron stars do NOT have:
 
  A) masses greater than 1.4 solar masses.
  B) sizes comparable to large cities.
  C) strong magnetic fields.
  D) large surface gravities, compared to the Sun.
  E) rotation periods comparable to the Sun's.

Question 2

In what geometric way can we determine the absolute distances to the planets?
 
  What will be an ideal response?


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coyin

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Reply #1 on: Jul 27, 2018
Answer to Question 1

E

Answer to Question 2

The parallax for some nearby planets can be directly measured, giving a precise knowledge of the A.U. This is now set from direct radar echo timings off the surface of the Sun and other planets.


soccerdreamer_17

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Reply 2 on: Jul 27, 2018
Wow, this really help

xiaomengxian

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Reply 3 on: Yesterday
Excellent

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