Pyroclastic debris Study guides, Class notes & Summaries
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Geology Exam
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Geology Exam Answer Keys 
Pillow lavas are associated with ________ eruptions. 
a. subaerial rhyolitic 
b. submarine rhyolitic 
c. subaerial basaltic 
d. submarine basaltic 
D 
 
 
A fast-moving flow that resembles fluid concrete consisting of a mixture of water and volcanoclastic 
debris is termed a ________ 
a. lahar 
b. pyroclastic flow 
c. flood basalt 
d. hyaloclastite 
A 
 
 
Normal fault forms during 
a. compression of the crust 
b. extension of the crust 
c. when the crust slide past eac...
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EAS exam 1 questions & answers 2023-24
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EAS exam 1 questions & answers 2023-24 
 
 
torrential mudflow of wet volcanic debris is called - ANSWER-lahar 
 
shallow focus earthquakes are associated w which type of plate boundary? - ANSWER-convergent, transform, divergent 
 
what type of mineral is pyrite - ANSWER-sulfide 
 
chemical formula (Mg,Fe)2SiO4 describes what mineral - ANSWER-olivine 
 
which volcanic flows moves the most rapidly - ANSWER-pyroclastic flows 
 
most common rock-forming minerals in the crust are - ANSWER-silicates ...
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EAS exam 1 Questions & Answers(RATED A+)
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torrential mudflow of wet volcanic debris is called -ANSWER lahar 
 
shallow focus earthquakes are associated w which type of plate boundary? -ANSWER convergent, transform, divergent 
 
what type of mineral is pyrite -ANSWER sulfide 
 
chemical formula (Mg,Fe)2SiO4 describes what mineral -ANSWER olivine 
 
which volcanic flows moves the most rapidly -ANSWER pyroclastic flows 
 
most common rock-forming minerals in the crust are -ANSWER silicates 
 
which of the following minerals has the greates...
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EAS exam 1 Questions & Answers(SCORED A+)
- Exam (elaborations) • 15 pages • 2023
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torrential mudflow of wet volcanic debris is called -ANSWER lahar 
 
shallow focus earthquakes are associated w which type of plate boundary? -ANSWER convergent, transform, divergent 
 
what type of mineral is pyrite -ANSWER sulfide 
 
chemical formula (Mg,Fe)2SiO4 describes what mineral -ANSWER olivine 
 
which volcanic flows moves the most rapidly -ANSWER pyroclastic flows 
 
most common rock-forming minerals in the crust are -ANSWER silicates 
 
which of the following minerals has the greates...
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EES Exam 2 Questions and answers. Latest Update. Verified.
- Exam (elaborations) • 14 pages • 2023
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EES Exam 2 Questions and answers. Latest Update. Verified. 
 
 
Is all volcanic activity violent and explosive? - -No 
 
What is magma? - -Melted rock material 
 
How does magma vary? - -It varies in composition. Some can have more silica than others. 
 
Silica content - -Silica makes magma more viscous because silica tetrahedra link together. 
 
Gas content - -Different dissolved gases, such as H2O and CO2, can control how a volcano erupts. 
 
What is the difference between rhyolitic and basalt...
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GCSE Geography AQA (Physical) (2022/2023) Already Graded A
- Exam (elaborations) • 11 pages • 2023
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GCSE Geography AQA (Physical) (2022/2023) Already Graded A Natural hazard A natural process which causes death, injury or disruption to humans, or destroy property and possessions. 
Natural disaster A natural hazard that has actually happened. 
Geological hazard Caused by land and tectonic processes. 
Meteorological hazard Caused by weather and climate. 
Hazard risk The probability that a natural hazard occurs. 
Vulnerability The more people that are in areas exposed to natural hazards, the grea...
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LUOA Earth Science Questions and Answers Graded A
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LUOA Earth Science Questions and Answers Graded A It is not plagiarism if I reference ALL my sources 
You and your friend are writing individual papers for two different teachers. You both study the same information and divide the work. Your friend writes an entire section for you and you do the same for your friend. You submit both sections to your teacher. 
Is this plagiarism? Yes, you copied your friend's work 
Which one of these is NOT a step in the scientific method? independent variable 
...
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ISP 203B Final Exam with Complete Solutions
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Where and why do earthquakes occur? - ANSWER-Earthquakes occur along plate boundaries and faults due to rocks underground breaking along a fault 
 
Are faults the same as plate boundaries? - ANSWER-No; Faults are cracks in rocks/plates, and plate boundaries are where the plates end (Plate boundaries are all faults, but not all faults are plate boundaries - most are not) 
 
What are the major types of seismic waves? Which travels fastest? Which causes most damage? - ANSWER-P and S waves. S waves ...
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SCIN 100 - Ivy Tech - Test #1 Study Guide with 100% complete solutions
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SCIN 100 - Ivy Tech - Test #1 Study Guide 
with 100% complete solutions 
Lithosphere is destroyed at transform plate boundaries. - answerFalse 
A volcanic mudflow is called a Lahar. - answerTrue 
A naturally occurring concentration of one or more metallic minerals that can be extracted 
economically is a(n) ________. - answerOre 
The rock surface immediately above a fault is called the: - answerHanging wall block 
Which of the following combinations should favor folding rather than faulting? 
Gr...
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Geology 101 Final Test Bank New Edition 2023
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Geology 101 Final Test Bank 
 
What is molten rock beneath the Earth's surface called? - magma 
 
What is the name for a basaltic lava flow that has a ropy folded surface? - pahoehoe 
 
What is the eruption temperature of basaltic lava? - 1000-1200 °C 
 
Which of the following rocks is formed from volcanic ash? - tuff 
 
Solidified fragments of volcanic material ejected into the air are called - pyroclasts 
 
Which of the following volcanic flows moves the most rapidly? - pyroclastic flows 
 ...
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