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Author Question: Two important properties of young neutron stars are: A) extremely slow rotation and a strong ... (Read 17 times)

formula1

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on: Jul 27, 2018
Two important properties of young neutron stars are:
 
  A) extremely slow rotation and a strong magnetic field.
  B) extremely rapid rotation and a weak magnetic field.
  C) extremely rapid rotation and a strong magnetic field.
  D) no rotation and a weak magnetic field.
  E) no rotation and no magnetic field.

Question 2

Why do Newton's Laws show a force must be acting on the planets?
 
  What will be an ideal response?


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cam1229

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

C

Answer to Question 2

The planets are moving in elliptical orbits (not a straight line). According to First Law, if no force acts on the body, it must move in a straight line. Since the planets do not, there must be a force acting on them.


formula1

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Reply 2 on: Jul 27, 2018
Excellent

Viet Thy

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Reply 3 on: Yesterday
Wow, this really help

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