The Montserrat Eruption Case Study PPT
... 5. What is a pyroclastic flow ? 6. Describe the long and short term effects of the eruption 7. What were the effects on the people an the environment? 8. How is the hazard of the volcanic activity 'managed' ? 9. Why is the fact that the south of the island has been most badly hit a particular proble ...
... 5. What is a pyroclastic flow ? 6. Describe the long and short term effects of the eruption 7. What were the effects on the people an the environment? 8. How is the hazard of the volcanic activity 'managed' ? 9. Why is the fact that the south of the island has been most badly hit a particular proble ...
Types of Volcanic Activity Classifications Eruption Size Volcanic
... • Type case is the AD 79 eruption of Vesuvius • Rare events (2(2-3 per century) • Highly evolved magmas, abundant pumice ...
... • Type case is the AD 79 eruption of Vesuvius • Rare events (2(2-3 per century) • Highly evolved magmas, abundant pumice ...
Active
... Most are at convergent plate boundaries in Alaska and N. California, Oregon, and Washington. These are all stratovolcanoes, which are the most dangerous in terms of explosive activity. Some are on or near hotspots: Hawaii’s volcanoes, and Yellowstone Some are former CPB: Central and Southern Califor ...
... Most are at convergent plate boundaries in Alaska and N. California, Oregon, and Washington. These are all stratovolcanoes, which are the most dangerous in terms of explosive activity. Some are on or near hotspots: Hawaii’s volcanoes, and Yellowstone Some are former CPB: Central and Southern Califor ...
VOLCANO NOTES
... Composite- tens of miles across and ten thousand or more feet in height. They have moderately steep sides and sometimes have small craters in their summits. Volcanologists call these "strato-" or composite volcanoes because they consist of alternating layers of solid lava flows mixed with layers of ...
... Composite- tens of miles across and ten thousand or more feet in height. They have moderately steep sides and sometimes have small craters in their summits. Volcanologists call these "strato-" or composite volcanoes because they consist of alternating layers of solid lava flows mixed with layers of ...
Shield Volcano
... • Cinder cones are the smallest volcanoes (< 500 ft), formed by explosive eruptions of explosive lava, and can form near other volcanoes (How does it form?) • Blown violently into the air, the erupting lava breaks apart into fragments called cinders that fall and accumulate around the vent. (Describ ...
... • Cinder cones are the smallest volcanoes (< 500 ft), formed by explosive eruptions of explosive lava, and can form near other volcanoes (How does it form?) • Blown violently into the air, the erupting lava breaks apart into fragments called cinders that fall and accumulate around the vent. (Describ ...
volcanism vent crater caldera quiet eruption explosive
... V. Types of Volcanoes A. Classification Volcanic classification is determined by composition and shape. The Magma Chamber determines chemistry of magma/lava and consequently the type of eruption as well. The material ejected from the volcano and deposited around the vent produces the shape. B. Type ...
... V. Types of Volcanoes A. Classification Volcanic classification is determined by composition and shape. The Magma Chamber determines chemistry of magma/lava and consequently the type of eruption as well. The material ejected from the volcano and deposited around the vent produces the shape. B. Type ...
Volcano Vocabulary - watertown.k12.wi.us
... V. Types of Volcanoes A. Classification Volcanic classification is determined by composition and shape. The Magma Chamber determines chemistry of magma/lava and consequently the type of eruption as well. The material ejected from the volcano and deposited around the vent produces the shape. B. Type ...
... V. Types of Volcanoes A. Classification Volcanic classification is determined by composition and shape. The Magma Chamber determines chemistry of magma/lava and consequently the type of eruption as well. The material ejected from the volcano and deposited around the vent produces the shape. B. Type ...
volcanoes stations
... Assume the picture is oriented properly with North at the top. In which direction did the majority of material in the eruption flow? Why do you think this? (Station 3 continued) ...
... Assume the picture is oriented properly with North at the top. In which direction did the majority of material in the eruption flow? Why do you think this? (Station 3 continued) ...
File
... Volcanoes are often cone-shaped, but they can take other shapes too. The melted rock that spills out of the crater on the top of the volcano is called lava. The lava destroys everything in its path because it is very, very hot! ...
... Volcanoes are often cone-shaped, but they can take other shapes too. The melted rock that spills out of the crater on the top of the volcano is called lava. The lava destroys everything in its path because it is very, very hot! ...
Lecture 14 Summary
... Usually circular in plan view owing to formation from a point source Elongate forms develop when eruptions continue along a large part of a fissure which does not localise to a single point source vent Usually have central bowl shaped craters Basal diameter is up to 2.5 km and slopes of around 3 ...
... Usually circular in plan view owing to formation from a point source Elongate forms develop when eruptions continue along a large part of a fissure which does not localise to a single point source vent Usually have central bowl shaped craters Basal diameter is up to 2.5 km and slopes of around 3 ...
Introduction to volcanoes, volcanic eruptions, and volcanic
... Lower viscosity basaltic lava (mafic) is ~45% to 54% silica ...
... Lower viscosity basaltic lava (mafic) is ~45% to 54% silica ...
Geology 101 Homework 4
... 4) Explain the three ways magma forms inside the Earth (p. 140). What is the relationship between plate tectonic setting and the way magma forms? (p. 156) Which magma formation process occurs most frequently inside the Earth? 5) What shapes do bodies of igneous rock form when they intrude the Earth? ...
... 4) Explain the three ways magma forms inside the Earth (p. 140). What is the relationship between plate tectonic setting and the way magma forms? (p. 156) Which magma formation process occurs most frequently inside the Earth? 5) What shapes do bodies of igneous rock form when they intrude the Earth? ...
32 - Cal State LA - Instructional Web Server
... viscosity than others because of their composition – Higher viscosity magmas typically have higher silica content and produce explosive eruptions • Pyroclastics – solid fragments erupted from a volcano ...
... viscosity than others because of their composition – Higher viscosity magmas typically have higher silica content and produce explosive eruptions • Pyroclastics – solid fragments erupted from a volcano ...
3- How do volcanoes form at convergent boundaries?
... http://www.youtube.com/watch?v=Cvjwt9nnwXY pyroclastic flow ...
... http://www.youtube.com/watch?v=Cvjwt9nnwXY pyroclastic flow ...
Mt. Vesuvius - Central Square School District
... Minerals from lava: Plagioclase, Augate, Nephaline… ...
... Minerals from lava: Plagioclase, Augate, Nephaline… ...
Volcano Lesson Plan - Disaster Resilience Education For Schools
... Volcano Lesson Plan Lesson Steps Individually, in pairs or in small groups, students to read the information on the About Volcanoes and Be Prepared pages of the Disaster Resilience for Schools website (schools.aemi.edu.au), paying particular attention to: ...
... Volcano Lesson Plan Lesson Steps Individually, in pairs or in small groups, students to read the information on the About Volcanoes and Be Prepared pages of the Disaster Resilience for Schools website (schools.aemi.edu.au), paying particular attention to: ...
Volcanoes - SchoolRack
... flows easily • -oozes out quietly and flows for many km • -sets fire to and buries everything in path ...
... flows easily • -oozes out quietly and flows for many km • -sets fire to and buries everything in path ...
HST_CRF_04_02_03.qxd
... crust an underground volcano 8. Where is a volcano’s magma chamber? at the top of the vent deep underground on the volcano’s slope outside the volcano ...
... crust an underground volcano 8. Where is a volcano’s magma chamber? at the top of the vent deep underground on the volcano’s slope outside the volcano ...
Volcanism and Its Landforms - Cal State LA
... viscosity than others because of their composition – Higher viscosity magmas typically have higher silica content and produce explosive eruptions • Pyroclastics – solid fragments erupted from a volcano ...
... viscosity than others because of their composition – Higher viscosity magmas typically have higher silica content and produce explosive eruptions • Pyroclastics – solid fragments erupted from a volcano ...
Volcano Jeopardy Round 1 Location, location, location! Most
... d. What is the process that melts rock when it rises inside the Earth? Decrease in pressure e. What is the most common way that melt is formed at subduction zones? Addition of water 5. Ashes, ashes, we all fall down! a. What electrical phenomenon can be caused by a volcanic eruption? Lightning ...
... d. What is the process that melts rock when it rises inside the Earth? Decrease in pressure e. What is the most common way that melt is formed at subduction zones? Addition of water 5. Ashes, ashes, we all fall down! a. What electrical phenomenon can be caused by a volcanic eruption? Lightning ...
Volcano - watertown.k12.wi.us
... structure, huge quantities of lava exude onto the surface from fissures in the crust. These volcanoes are very difficult to identify yet are very common. Sheet Volcanoes are the largest volcanoes in area, often covering thousands of square kilometers. An example is the Columbia Plateau (Washington & ...
... structure, huge quantities of lava exude onto the surface from fissures in the crust. These volcanoes are very difficult to identify yet are very common. Sheet Volcanoes are the largest volcanoes in area, often covering thousands of square kilometers. An example is the Columbia Plateau (Washington & ...
Volcanoes
... Dormant- are not currently erupting but are considered likely to do so. Mt. St Helens was dormant for 123 years before it erupted in 1980. ...
... Dormant- are not currently erupting but are considered likely to do so. Mt. St Helens was dormant for 123 years before it erupted in 1980. ...
clozevolcanonotes
... structure, huge quantities of lava exude onto the surface from fissures in the crust. These volcanoes are very difficult to identify yet are very common. Sheet Volcanoes are the largest volcanoes in area, often covering thousands of square kilometers. An example is the Columbia Plateau (Washington & ...
... structure, huge quantities of lava exude onto the surface from fissures in the crust. These volcanoes are very difficult to identify yet are very common. Sheet Volcanoes are the largest volcanoes in area, often covering thousands of square kilometers. An example is the Columbia Plateau (Washington & ...
Lascar (volcano)
Lascar, a stratovolcano, is the most active volcano of the northern Chilean Andes.