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Author Question: What evidence suggests that Enceladus has ongoing geological activity? A) Voyager 2 photographed ... (Read 82 times)

tth

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on: Jul 27, 2018
What evidence suggests that Enceladus has ongoing geological activity?
 
  A) Voyager 2 photographed liquid nitrogen geysers 10 kilometers tall.
  B) Lack of impact craters on much of its surface, evidence of ice flows from possible volcanic activity, and geysers that supply material for the E-ring.
  C) Voyager 1 showed sulfur eruptions all over its pizza-pie colored surface.
  D) Enceladus is located within Saturn's Roche limit, and ready to blow up.
  E) Enceladus undergoes severe tidal stresses from its resonance with Titan.

Question 2

In the Local Group, how might even the Milky Way become a victim?
 
  What will be an ideal response?


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Meganchabluk

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

B

Answer to Question 2

In the binary system of us and Andromeda, eventually the two may collide, and the larger Andromeda Galaxy assimilate us, or both condense into a new, larger elliptical galaxy, looking much like Centaurus A.


tth

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Reply 2 on: Jul 27, 2018
Excellent

AISCAMPING

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Reply 3 on: Yesterday
:D TYSM

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