Download Chapter 18/19 Review Game Questions What are 3 types of

Chapter 18/19 Review Game Questions
What are 3 types of volcanism?
A: Convergent, Divergent, Hot Spots
What do you call the part of a volcano that collapses when the magma chamber empties?
A: Caldera
What do you call cracks in the Earth’s crust that magma flows in?
A: Fissure
2/3 of all volcanism occurs where?
A: At Divergent Boundaries
90% of volcanoes occur where?
A: Ring of Fire Circum Pacific Belt
In an explosive volcano, describe the magma.
A: A lot of gasses, Low temperature, high silica, high viscosity, rhyolitic
What are the three types of strain?
A: Compression, Sheer, Tension
Which one can be found at strike-slip fault?
A: Shear
3 seismic waves?
A: P, S, Surface
Q: How much increase in seismic energy is there for each successive number on the Richter scale?
A: 32
Q: What do you call deformation that is temporary?
A: Elastic deformation
Q: What type of strain is occurring at convergent boundaries?
A: Compression
Q: Which type of fault occurs at transform boundaries?
A: strike-slip
Q: Describe the magma for a quiet eruption.
A: Ex: low viscosity, low silica content (basaltic), high temperature, low amount of gases, high water content…
Q: What do you call the tube-like structure that takes the magma from the chamber to the vent?
A: Conduit
Q: List the types of volcanoes from smallest to largest in size.
A: Cinder-Cone, Composite, Shield
Q: What do you call rapidly moving clouds of tephra that are mixed with hot, suffocating gases?
A: Pyroclastic Flow.
Q: What is the name of a major belt that is near Italy?
A: Mediterranean Belt
Q: What type of strain and plate boundary is a normal fault?
A: tension, Divergent Boundaries
Q: The intensity of an earthquake is taking a look at the amplitude of what type of wave?
A: Surface wave
Q: What type of Volcanism is not related to plate boundaries?
A: Hot Spots
Q: What was a famous example in the U.S. of the caldera?
A: Crater Lake
Q: What type of seismic waves are considered to be “compressional waves”?
A: Primary waves
Q: Each successive number on the richter scale represents an increase in amplitude by a factor of ___?
A: 10
Q: Which type of seismic wave causes rocks to move at right angles?
A: Secondary waves
Q: What do you call the erupted materials of volcano?
A: Tephra
Q: Describe the magma attributes for an intermediately explosive volcano?
A: andesitic, intermediate levels of silica, intermediate viscosity, some dissolved gases, medium temperature
Q: Which type of volcano has the steepest slopes?
A: Cinder-cone
Q: What earthquake measurement is used to measure an earthquake’s intensity?
A: Modified Mercalli Scale