EAPS 105: Asynchronous Quiz 9
Quiz 9: Unit 5. Part 2. Question 9. Watch the Unit 5 Part 2 lecture video and answer the following question: What is it called when lava flows out of a volcano unexplosively? A) An effusive eruption B) A Plinian eruption C) A vulcanian eruption D) A Strombolian eruption
A) An effusive eruption
Quiz 9: Unit 5. Part 2. Question 8. Watch the Unit 5 Part 2 lecture video and answer the following question: Which kind of volcano forms by alternating layers of lava and pyroclastic flows? A) Shield volcanoes B) Stratovolcanoes C) Cinder cones D) Cryovolcanoes
B) Stratovolcanoes
Quiz 9: Unit 5. Part 1. Question 4. Watch the Unit 5 Part 1 lecture video and answer the following question: In which type of tectonic setting is magma generated by hydration induced melting? A) Mid-ocean ridges B) Subduction zones C) Hotspots D) Transform plate boundaries
B) Subduction zones
Quiz 9: Unit 5. Part 1. Question 2. Watch the Unit 5 Part 1 lecture video and answer the following question: Which will cause hot, but still solid, rocks to melt? A) Decreasing temperature B) Decreasing pressure C) Decreasing water content. D) None of the above
B) Decreasing pressure
Quiz 9: Unit 5. Part 1. Question 5. Watch the Unit 5 Part 1 lecture video and answer the following question: What causes hot rocks to melt at hotspots? A) An increase in temperature B) Depressurized melting C) Hydration-induced melting D) Radioactive decay
B) Depressurized melting
Quiz 9: Unit 5. Part 1. Question 6. Watch the Unit 5 Part 1 lecture video and answer the following question: What happens when a tectonic plate moves over a hotspot? A) It causes volcanism B) It causes a chain of volcanoes to be formed C) It prevents volcanism from occurring D) It initiates mid-ocean ridge spreading
B) It causes a chain of volcanoes to be formed
Quiz 9: Unit 5. Part 2. Question 7. Watch the Unit 5 Part 2 lecture video and answer the following question: What parameter measures the resistance of a fluid to flow?? A) Density B) Viscosity C) Resistivity D) Conductivity
B) Viscosity
Quiz 9: Unit 5. Part 1. Question 3. Watch the Unit 5 Part 1 lecture video and answer the following question: Which type of volcanism is observed to occur on the other terrestrial planets? A) Mid-ocean ridge volcanism B) Subduction zone volcanism C) Hot spot volcanism D) All of the above
C) Hot spot volcanism
Quiz 9: Unit 5. Part 1. Question 1. Watch the Unit 5 Part 1 lecture video and answer the following question: Which of the following is not true? A) Earthquakes can cause volcanic eruptions B) Volcanism can rapidly heat bodies of water C) Tectonic plates float on an ocean of molten rock D) All of the above
C) Tectonic plates float on an ocean of molten rock
Quiz 9: Unit 5. Part 2. Question 10. Watch the Unit 5 Part 2 lecture video and answer the following question: Which combination of magma viscosity and gas content is most likely to lead to explosive volcanic eruptions? A) low viscosity, low gas content B) low viscosity, high gas content C) high viscosity, low gas content D) high viscosity, high gas content
D) high viscosity, high gas content
