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Author Question: Tree-ring dating is possible because a. variable tree ring widths preserve information about past ... (Read 117 times)

frankwu

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on: Jul 20, 2018
Tree-ring dating is possible because
 
  a. variable tree ring widths preserve information about past climatic change and can be fit into a long-term chronological sequence.
  b. tree rings can simply be counted and subtracted from the present to determine the calendar date of the tree's death.
  c. all trees respond to climatic variability in the same way.
  d. sunspots don't effect the earth's climate
  e. several sets of rings represent a single year

Question 2

Trees have alternating dark and light rings. The dark rings are
 
  a. a year's late summer/fall growth.
  b. a year's spring/summer growth.
  c. a result of fire scarring.
  d. a result of quick cell growth in climatically favorable conditions.
  e. a ring of rotted wood


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Brummell1998

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Reply #1 on: Jul 20, 2018
Answer to Question 1

a

Answer to Question 2

a


frankwu

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Reply 2 on: Jul 20, 2018
Gracias!

mammy1697

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Reply 3 on: Yesterday
Wow, this really help

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