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Author Question: Photographs of smoothed streambed rock with surfaces eroded by water-driven pebbles from the surface ... (Read 27 times)

tfester

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on: Aug 22, 2018

Photographs of smoothed streambed rock with surfaces eroded by water-driven pebbles from the surface of ____
  provide evidence of past water flow.
  a. Europa
  b. Saturn
  c. Jupiter
  d. Mars


  e. Titan

Question 2

The moon Europa has an icy ocean with perhaps 40 times the water as Earth. Which planetary body does Europa
  orbit?
  a. Titan
  b. Jupiter
  c. Saturn
  d. Ganymede
  e. Mars



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jasonq

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Reply #1 on: Aug 22, 2018
Answer to Question 1

d

Answer to Question 2

b


tfester

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Reply 2 on: Aug 22, 2018
Thanks for the timely response, appreciate it

ryhom

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Reply 3 on: Yesterday
Gracias!

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