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Author Question: Compared to our Sun, a typical white dwarf has: A) about the same mass and density. B) about the ... (Read 54 times)

Collmarie

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on: Jul 27, 2018
Compared to our Sun, a typical white dwarf has:
 
  A) about the same mass and density.
  B) about the same mass and a million times higher density.
  C) a larger mass and a 100 times lower density.
  D) a smaller mass and half the density.
  E) a smaller mass and twice the density.

Question 2

According to our theory of solar system formation, which law best explains why the solar nebula spun faster as it shrank in size?
 
  A) the law of conservation of angular momentum
  B) the law of conservation of energy
  C) the law of universal gravitation
  D) Einstein's law E = mc2


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CharlieArnold

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

B

Answer to Question 2

A


Collmarie

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Reply #2 on: Jul 27, 2018
Both answers were spot on, thank you once again


CharlieArnold

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Reply #3 on: Jul 27, 2018
Great! Please up vote :D


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