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Author Question: Why do sunspots appear dark? A) They are regions that are significantly cooler than the rest of ... (Read 29 times)

a0266361136

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on: Jul 27, 2018
Why do sunspots appear dark?
 
  A) They are regions that are significantly cooler than the rest of the photosphere.
  B) They are thick clouds on the sun, blocking its light.
  C) They are composed of different elements than the rest of the sun.
  D) They are regions nearly devoid of gas.

Question 2

Any successful model for the formation of the solar system must explain why the orbits of the planets have low eccentricities.
 
  Indicate whether the statement is true or false


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TINA

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

A

Answer to Question 2

TRUE


a0266361136

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

xiazhe

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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