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Author Question: When is/was gravitational contraction an important energy-generation mechanism for the Sun? A) ... (Read 123 times)

Medesa

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on: Jul 27, 2018
When is/was gravitational contraction an important energy-generation mechanism for the Sun?
 
  A) only during solar minimum
  B) only during solar maximum
  C) when the Sun was being formed from a collapsing cloud of gas
  D) right after the Sun began fusing hydrogen in its core
  E) when the Sun transports radiation through the convection zone

Question 2

Why did the Moon's internal heat escape more rapidly than Earth's?
 
  What will be an ideal response?


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zogaridan

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

C

Answer to Question 2

Because of the Moon's small size, heat could escape more quickly. The Earth's rocky layers act as a layer of insulation, making it harder for the heat to escape.


Medesa

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

Jsherida

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Reply 3 on: Yesterday
Excellent

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