What is an example of caldera eruption (read all)? a. Crater Lake c. Yellowstone b. Mt. St. Helens d. more than one answer is correct 20) Hawaii was form by action of a _____________ a. divergent plate boundary c. shatter ridge b. rift zone d. mantle plume    24. What is the composition of Yellowstone’s magma? a. felsic c. ultramafic b. mafic 33. Which of these is a factor in the death totals from lahars & pyroclastic flows? a. they both are extremely hot c. mostly they occur at night so

Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
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19. What is an example of caldera eruption (read all)?

a. Crater Lake c. Yellowstone
b. Mt. St. Helens d. more than one answer is correct

20) Hawaii was form by action of a _____________


a. divergent plate boundary c. shatter ridge
b. rift zone d. mantle plume 

 

24. What is the composition of Yellowstone’s magma?

a. felsic c. ultramafic
b. mafic

33. Which of these is a factor in the death totals from lahars & pyroclastic flows?

a. they both are extremely hot c. mostly they occur at night so people are
sleeping
b. they are fast, at least 60 mph d. all of the above are true

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