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Author Question: How much material is accreted to Earth from outer space on a daily basis? A) 1,000,000 dust ... (Read 46 times)

burchfield96

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on: Jul 16, 2018
How much material is accreted to Earth from outer space on a daily basis?
 
  A) 1,000,000 dust particles per day
  B) 10 grams per day
  C) 100,000 kg per day
  D) 10,000 liters per day

Question 2

Differentiation of planetary embryos results in denser ________ cores and less-dense ________ mantles.
 
  A) silicate, non-silicate
  B) metallic, silicate
  C) silicate, metallic
  D) non-metallic, metallic


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Kjones0604

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Reply #1 on: Jul 16, 2018
Answer to Question 1

Answer: C

Answer to Question 2

Answer: B


burchfield96

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Reply 2 on: Jul 16, 2018
Great answer, keep it coming :)

gcook

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Reply 3 on: Yesterday
Excellent

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