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Author Question: Moonquakes release about as much energy as A) a moderate earthquake. B) a nuclear fission bomb. ... (Read 50 times)

laurencescou

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on: Jul 27, 2018
Moonquakes release about as much energy as
 
  A) a moderate earthquake.
  B) a nuclear fission bomb.
  C) the eruption of Mt. St. Helens in 1980.
  D) a firecracker.
  E) nothing. There are no moonquakes since the Moon is geologically dead.

Question 2

In a spectroscopic binary, if a pair shows a combined set of lines tonight, but a maximum split two nights later, its orbital period must be
 
  A) one day.
  B) two days.
  C) four days.
  D) eight days.
  E) twelve days.


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ASDFGJLO

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

D

Answer to Question 2

D


laurencescou

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

amit

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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