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Author Question: One significant difference between oceanic and continental crust in terms of the long term evolution ... (Read 23 times)

robinn137

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on: Feb 28, 2020

Question 1

Zircons found in continental rocks give evidence that continental crust was forming as long ago as ________.
◦ 1.9 billion years ago
◦ 10,000 years ago
◦ 564 million years ago
◦ 70 million years ago
◦ 4.4 billion years ago

Question 2

One significant difference between oceanic and continental crust in terms of the long term evolution of Earth's surface is that ________.
◦ oceanic crust preserves a history of ancient deformation better than continental crust
◦ continental crust is harder to subduct than oceanic crust
◦ oceanic crust is less dense than continental crust
◦ oceanic crust contains more radioactive elements that contribute to the heating of the earth
◦ continental crust is more uniform in composition than oceanic crust
Earth Science ¦ Tarbuck, Lutgens, Tasa ¦ 15th Edition
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Marked as best answer by robinn137 on Feb 28, 2020

tuwy

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Reply #1 on: Feb 28, 2020
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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robinn137

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Reply 2 on: Feb 28, 2020
:D TYSM

xiazhe

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Reply 3 on: Yesterday
Gracias!

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