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Author Question: What volcanic events formed Crater Lake, Oregon? When did they take place? (Read 179 times)

09madisonrousseau09

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on: Feb 28, 2020

Question 1

Which of the following best describes Shiprock, a famous volcanic feature in New Mexico?
◦ a very recently active, basaltic cinder cone
◦ an extinct, massive, rhyolitic shield volcano
◦ the eroded remains of a volcanic pipe and radiating dikes
◦ an extinct, highly symmetrical, composite volcanic cone

Question 2

What volcanic events formed Crater Lake, Oregon? When did they take place?
◦ A powerful explosion blew away the top of a stratovolcano 10 million years ago.
◦ The crater of a large, extinct cinder cone filled with water 5 million years ago.
◦ Caldera collapse followed major ash and pyroclastic-flow eruptions 6000 years ago.
◦ Landslides and volcanic mudflows dammed the Mazama River 500 years ago.
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Marked as best answer by 09madisonrousseau09 on Feb 28, 2020

ttt030911

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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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09madisonrousseau09

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Reply 2 on: Feb 28, 2020
Thanks for the timely response, appreciate it

ricroger

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Reply 3 on: Yesterday
:D TYSM

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