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Author Question: Mercury's magnetic field is generated by the same dynamo effect as Earth's. Indicate whether the ... (Read 133 times)

Medesa

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on: Jul 27, 2018
Mercury's magnetic field is generated by the same dynamo effect as Earth's.
 
  Indicate whether the statement is true or false

Question 2

If an object doubles its luminosity in 10 hours, how large can the emitting source of light be?
 
  A) about 10 light-hours across
  B) about 10 parsecs across
  C) about 10 light-years across
  D) varies depending on how luminous the object is
  E) varies depending on how far away the object is


Carliemb17

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

FALSE

Answer to Question 2

A


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