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Author Question: We find that near perihelion, Pluto temporarily develops a(n) ________. Fill in the blank(s) with ... (Read 89 times)

NClaborn

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We find that near perihelion, Pluto temporarily develops a(n) ________.
 
  Fill in the blank(s) with correct word

Question 2

What evidence do we have of geological activity on asteroids in the past?
 
  What will be an ideal response?



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tofugiraffe

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Answer to Question 1

atmosphere

Answer to Question 2

Processed meteorites and large asteroids had enough heat to melt and undergo differentiation. The processed meteorites show that some were volcanically in their early histories.





 

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