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Author Question: Earth's magnetic field is generated in the iron rich mantle. Indicate whether the statement is ... (Read 83 times)

BrownTown3

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on: Jul 27, 2018
Earth's magnetic field is generated in the iron rich mantle.
 
  Indicate whether the statement is true or false

Question 2

We suspect that quasars are the active centers of galaxies because
 
  a. fuzz around the central luminous regions produces spectra like a collection of normal stars..
  b. a few quasars have large red shifts.
  c. the central regions of some quasars fluctuate rapidly.
  d. all of the above
  e. none of the above


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mjbamaung

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

F

Answer to Question 2

A


BrownTown3

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Reply 2 on: Jul 27, 2018
Gracias!

dyrone

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Reply 3 on: Yesterday
Excellent

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