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Author Question: What are comets made of? A) silicates and rocky dust B) metallic dust particles C) dark colored ... (Read 158 times)

meagbuch

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on: Jul 27, 2018
What are comets made of?
 
  A) silicates and rocky dust
  B) metallic dust particles
  C) dark colored complex hydrocarbons
  D) methane, ammonia, and water ice
  E) All of the above.

Question 2

What is the typical size of comets that enter the inner solar system?
 
  A) 1 km
  B) 10 km
  C) 100 km
  D) 1000 km
  E) Comet sizes are unknown because their tails obscure the nucleus.


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okolip

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

E

Answer to Question 2

B


meagbuch

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Reply 2 on: Jul 27, 2018
Excellent

robbielu01

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Reply 3 on: Yesterday
Wow, this really help

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