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Author Question: By Earth's history standards, the Grand Canyon is ________. A) not important B) as old as the ... (Read 113 times)

cdr_15

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on: Jul 13, 2018
By Earth's history standards, the Grand Canyon is ________.
 
  A) not important
  B) as old as the Earth
  C) very old
  D) youthful
  E) becoming a first-order landform

Question 2

The present estimate of the Earth's age is about ________ years.
 
  A) 50 million
  B) 500 million
  C) 2.8 billion
  D) 4.6 billion
  E) 2.8 trillion
McKnight's Physical Geography: A Landscape Appreciation ¦ Hess, Tasa ¦ 12th Edition
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stano32

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Reply #1 on: Jul 13, 2018
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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cdr_15

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Reply 2 on: Jul 13, 2018
Gracias!

atrochim

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Reply 3 on: Yesterday
Excellent

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