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Author Question: Mercury's smooth plains are probably the oldest parts of the crust. Indicate whether the ... (Read 21 times)

asd123

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on: Jul 27, 2018
Mercury's smooth plains are probably the oldest parts of the crust.
 
  Indicate whether the statement is true or false

Question 2

The unified model describes active galactic nuclei using
 
  a. a super massive black hole at the center of a normal spiral galaxy.
  b. a super massive black hole surrounded by an accretion disk and dense disk of gas.
  c. an accretion disk around a neutron star.
  d. gravitational lenses to intensify the radiation coming from them.
  e. different lines of sight toward and dwarf irregular galaxy.


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mfedorka

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

F

Answer to Question 2

B


asd123

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Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review

6ana001

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Reply 3 on: Yesterday
Excellent

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