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Approximately two-thirds of all the active volcanoes on Earth are located
in the Atlantic Ocean. along the east coasts of continents. in the Indian Ocean. within the Ring of Fire. in Asia.
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along the east coasts of continents. in the Indian Ocean.
Approximately two-thirds of all the active volcanoes on Earth are located in the Atlantic Ocean. along the east coasts of continents. in the Indian Ocean. within the Ring of Fire. in Asia. Answer: D Diff: 1 Bloom's Taxonomy: Knowledge Global Sci Out: 7 Demonstrate the ability to make connections across geology Section: 5.1 – Introduction to Volcanism Earth Science LO: 4.5 – Many active geologic processes occur at plate boundaries.
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Magma begins to form if rocks are close to their melting temperature and the pressure from above is decreased in the process called addition of heat. addition of volatiles. decompression melting. subduction. None of the answers are correct.
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decompression melting. subduction. None of the answers are correct.
Magma begins to form if rocks are close to their melting temperature and the pressure from above is decreased in the process called addition of heat. addition of volatiles. decompression melting. subduction. None of the answers are correct. Answer: C Diff: 3 Bloom's Taxonomy: Comprehension Global Sci Out: 7 Demonstrate the ability to make connections across geology Section: 5.1 – Introduction to Volcanism Earth Science LO: 4.1 – Earth’s geosphere changes through geological, hydrological, physical, chemical, and biological processes that are explained by universal laws.
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Which is not a sinking plate in the “Ring of Fire”?
Australian Pacific Philippine Juan de Fuca Cocos
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Which is not a sinking plate in the “Ring of Fire”?
Australian Pacific Philippine Juan de Fuca Cocos Answer: A Diff: 4 Bloom's Taxonomy: Comprehension Global Sci Out: 2 Demonstrate the ability to think critically and employ critical thinking skills Section: 5.1 – Introduction to Volcanism Earth Science LO: 4.4 – Earth’s tectonic plates consist of the rocky crust and uppermost mantle and move slowly with respect to one another.
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In order of increasing silica content, the three major types of magma are
Basaltic, andesitic, rhyolitic Basaltic, rhyolitic, andesitic Rhyolitic, basaltic, andesitic Rhyolitic, andesitic, basaltic Andesitic, rhyolitic, basaltic
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Basaltic, andesitic, rhyolitic Basaltic, rhyolitic, andesitic
In order of increasing silica content, the three major types of magma are Basaltic, andesitic, rhyolitic Basaltic, rhyolitic, andesitic Rhyolitic, basaltic, andesitic Rhyolitic, andesitic, basaltic Andesitic, rhyolitic, basaltic Answer: A Diff: 3 Bloom's Taxonomy: Comprehension Global Sci Out: 2 Demonstrate the ability to think critically and employ critical thinking skills Section: 5.1 – Introduction to Volcanism Earth Science LO: 4.4 – Earth’s tectonic plates consist of the rocky crust and uppermost mantle, and move slowly with respect to one another.
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The figure shown is an example of a ______ eruption.
stratovolcano lava dome shield volcano cinder cone continental caldera
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The figure shown is an example of a ______ eruption.
stratovolcano lava dome shield volcano cinder cone continental caldera Answer: D Diff: 2 Bloom's Taxonomy: Knowledge Global Sci Out: 7 Demonstrate the ability to make connections across geology Section: 5.2 – Volcano Types, Formation, and Eruptive Behavior Earth Science LO: 8.1 – Natural hazards result from natural Earth processes.
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Crater Lake (shown in the figure) is an example of a _______.
stratovolcano lava dome shield volcano cinder cone continental caldera
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Crater Lake (shown in the figure) is an example of a _______.
stratovolcano lava dome shield volcano cinder cone continental caldera Answer: E Diff: 1 Bloom's Taxonomy: Knowledge Global Sci Out: 7 Demonstrate the ability to make connections across geology Section: 5.2 – Volcano Types, Formation, and Eruptive Behavior Earth Science LO: 4.6 – Landscapes result from the dynamic interplay between processes that form and uplift new crust and processes that destroy and depress the crust.
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Tsunamis, fires, landslides, and debris flows are all examples of ________ of volcanic activity.
major effects minor effects primary effects secondary effects tertiary effects
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Tsunamis, fires, landslides, and debris flows are all examples of ________ of volcanic activity.
major effects minor effects primary effects secondary effects tertiary effects Answer: D Diff: 2 Bloom's Taxonomy: Knowledge Global Sci Out: 7 Demonstrate the ability to make connections across geology Section: 5.4 – Effects of Volcanoes Earth Science LO: 8.1 – Natural hazards result from natural Earth processes.
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The Roman towns of Pompeii and Herculaneum were destroyed from the _______ of Mount Vesuvius.
magma pyroclastic flow landslides ash fall lahar
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The Roman towns of Pompeii and Herculaneum were destroyed from the _______ of Mount Vesuvius.
magma pyroclastic flow landslides ash fall lahar Answer: B Diff: 3 Bloom's Taxonomy: Comprehension Global Sci Out: 2 Demonstrate the ability to think critically and employ critical thinking skills Section: 5.4 – Effects of Volcanoes Earth Science LO: 8.2 – Natural hazards shape the history of human societies.
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The figures on the previous slide show the before and after of what volcano?
Mount Unzen Mount Mazama Mount St. Helens Mount Vesuvius Mauna Loa
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The figures show the before and after of what volcano?
Mount Unzen Mount Mazama Mount St. Helens Mount Vesuvius Mauna Loa Answer: C Diff: 4 Bloom's Taxonomy: Comprehension Global Sci Out: 2 Demonstrate the ability to think critically and employ critical thinking skills Section: 5.4 – Effects of Volcanoes Earth Science LO: 4.6 – Landscapes result from the dynamic interplay between processes that form and uplift new crust and processes that destroy and depress the crust.
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The shaded areas on the map show the _______ of the three labeled volcanoes.
lahar paths ash fallout areas earthquake areas lava flows All of the answers are correct.
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All of the answers are correct.
The shaded areas on the map show the _______ of the three labeled volcanoes. lahar paths ash fallout areas earthquake areas lava flows All of the answers are correct. Answer: B Diff: 3 Bloom's Taxonomy: Comprehension Global Sci Out: 3 Read and interpret graphs and data Section: 5.2 – Volcano Types, Formation, and Eruptive Behavior Earth Science LO: 8.5 – Natural hazards can be local or global in origin
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The “year without a summer” in New England was a result of the Tambora volcano creating what?
local tsunami global tsunami global cloud of sulfuric acid droplets global earthquake global cloud of silica
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global cloud of sulfuric acid droplets global earthquake
The “year without a summer” in New England was a result of the Tambora volcano creating what? local tsunami global tsunami global cloud of sulfuric acid droplets global earthquake global cloud of silica Answer: C Diff: 4 Bloom's Taxonomy: Comprehension Global Sci Out: 2 Demonstrate the ability to think critically and employ critical thinking skills Section: 5.5 – Linkages between Volcanoes and Other Natural Hazards Earth Science LO: 8.5 – Natural hazards can be local or global in origin
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What is a natural service function that volcanoes provide?
Provide excellent growth medium for plants Create power for nearby urban areas Host minerals in volcanic rocks Provide recreational activities All are natural service functions of volcanoes.
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What is a natural service function that volcanoes provide?
Provide excellent growth medium for plants Create power for nearby urban areas Host minerals in volcanic rocks Provide recreational activities All are natural service functions of volcanoes. Answer: E Diff: 4 Bloom's Taxonomy: Comprehension Global Sci Out: 2 Demonstrate the ability to think critically and employ critical thinking skills Section: 5.6 – Natural Service Functions of Volcanoes Earth Science LO: 7.1 – Earth is our home; its resources mold civilizations, drive human exploration, and inspire human endeavors that include art, literature, and science.
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What type of information is NOT used in forecasting volcanic eruptions?
Monitoring the atmospheric pressure Monitoring volcanic gas emissions Monitoring seismic activity Monitoring thermal, magnetic, and hydrologic conditions Monitoring the land surface for tilting or swelling of the volcano
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Monitoring the atmospheric pressure Monitoring volcanic gas emissions
What type of information is NOT used in forecasting volcanic eruptions? Monitoring the atmospheric pressure Monitoring volcanic gas emissions Monitoring seismic activity Monitoring thermal, magnetic, and hydrologic conditions Monitoring the land surface for tilting or swelling of the volcano Answer: A Diff: 4 Bloom's Taxonomy: Comprehension Global Sci Out: 2 Demonstrate the ability to think critically and employ critical thinking skills Section: 5.8 – Minimizing the Volcanic Hazard Earth Science LO: 8.6 – Earth scientists are continually improving estimates of when and where natural hazards occur.
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_____ and _____ are significant factors in a person’s knowledge of the hazard and possible adjustments to it. Age; level of education Age; length of residence near hazard Level of education; length of residence near hazard Level of education; amount of family in the area Age; amount of family in the area
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Age; level of education Age; length of residence near hazard
_____ and _____ are significant factors in a person’s knowledge of the hazard and possible adjustments to it. Age; level of education Age; length of residence near hazard Level of education; length of residence near hazard Level of education; amount of family in the area Age; amount of family in the area Answer: B Diff: 5 Bloom's Taxonomy: Comprehension Global Sci Out: 2 Demonstrate the ability to think critically and employ critical thinking skills Section: 5.8 – Perception of and Adjustment to the Volcanic Hazard Earth Science LO: 8.7 – Humans cannot eliminate natural hazards, but can engage in activities that reduce their impacts.
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Lava and other volcanic materials are extruded on to the surface through a
plate boundary. geyser. lava tube. volcanic vent. deep-sea trench.
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Lava and other volcanic materials are extruded on to the surface through a
plate boundary. geyser. lava tube. volcanic vent. deep-sea trench. Answer: D Diff: 1 Bloom's Taxonomy: Knowledge Global Sci Out: 7 Demonstrate the ability to make connections across geology Section: 5.1 – Introduction to Volcanism Earth Science LO: 8.1 – Natural hazards result from natural Earth processes.
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The largest type of volcanoes – common in the Hawaiian Islands, Iceland, and in the East African Rift – are _______ volcanoes. shield cinder cone lava dome stratovolcano continental caldera
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The largest type of volcanoes – common in the Hawaiian Islands, Iceland, and in the East African Rift – are _______ volcanoes. shield cinder cone lava dome stratovolcano continental caldera Answer: A Diff: 1 Bloom's Taxonomy: Knowledge Global Sci Out: 7 Demonstrate the ability to make connections across geology Section: 5.2 – Volcano Types, Formation, and Eruptive Behavior Earth Science LO: 8.1 – Natural hazards result from natural Earth processes.
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All of the following are direct hazards of ash fall except
aircraft engine “flame out” richer farming soil contamination of surface water irritation of the respiratory system damage to buildings
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All of the following are direct hazards of ash fall except
aircraft engine “flame out” richer farming soil contamination of surface water irritation of the respiratory system damage to buildings Answer: B Diff: 2 Bloom's Taxonomy: Knowledge Global Sci Out: 7 Demonstrate the ability to make connections across geology Section: 5.4 – Effects of Volcanoes Earth Science LO: 8.4 – Hazardous events can be sudden or gradual.
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If the _______ of the Yellowstone and Long Valley eruptions were experienced today, it would devastate the U.S. economy and food production capabilities, as well as have negative impacts on global climate change. ash fall lahar landslides magma pyroclastic flow
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If the _______ of the Yellowstone and Long Valley eruptions were experienced today, it would devastate the U.S. economy and food production capabilities, as well as have negative impacts on global climate change. ash fall lahar landslides magma pyroclastic flow Answer: A Diff: 2 Bloom's Taxonomy: Knowledge Global Sci Out: 7 Demonstrate the ability to make connections across geology Section: 5.2 – Volcano Types, Formation, and Eruptive Behavior Earth Science LO: 8.5 – Natural hazards can be local or global in origin.
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What method was used on the Icelandic Island of Heimaey to deflect the lava flow from the main town?
Wall construction Levees Addition of volatiles Hydraulic chilling Decompression melting
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Decompression melting
What method was used on the Icelandic Island of Heimaey to deflect the lava flow from the main town? Wall construction Levees Addition of volatiles Hydraulic chilling Decompression melting Answer: D Diff: 3 Bloom's Taxonomy: Comprehension Global Sci Out: 7 Demonstrate the ability to make connections across geology Section: 5.8 – Perception of and Adjustment to the Volcanic Hazard Earth Science LO: 8.7 – Humans cannot eliminate natural hazards, but can engage in activities that reduce their impacts.
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