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Author Question: What materials are sampled to study 16O:18O ratios during past climates? A) Sea sediments B) ... (Read 66 times)

gonzo233

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on: Jul 15, 2018
What materials are sampled to study 16O:18O ratios during past climates?
 
  A) Sea sediments
  B) Tree rings
  C) Marine microorganisms
  D) Atmosphere

Question 2

Which of the following spheres is not part of the climate system?
 
  A) Cryosphere
  B) Asthenosphere
  C) Hydrosphere
  D) Biosphere


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vickyvicksss

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Reply #1 on: Jul 15, 2018
Answer to Question 1

Answer: C

Answer to Question 2

Answer: B


gonzo233

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Reply #2 on: Jul 15, 2018
Correct answers!


vickyvicksss

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Reply #3 on: Jul 15, 2018
Great! Please up vote :D


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