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Classroom, Lab and Field Exercises in Geophysics

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Results 121 - 140 of 231 matches

Cause of the Mogul, Nevada, Earthquake Swarm, Spring 2008 part of Cutting Edge:Courses:Introductory Courses:Activities
Patricia Cashman, University of Nevada-Reno
Students examine data from fault- and magma- related earthquakes and determine distinguishing characteristics. They then apply these criteria to determine the cause of the Mogul earthquake sequence (that most of ...

Seismic refraction in MATLAB part of Cutting Edge:Enhance Your Teaching:Data, Simulations and Models:Teaching with MATLAB 2015:Teaching Activities
Jackie Caplan-Auerbach, Western Washington University
This activity allows students to plot arrival times for direct and head waves in a simple refraction system (2 or 3 layers, assuming horizontal interfaces). Students use provided MATLAB functions to investigate the ...

Signal processing and earthquake triggering part of Cutting Edge:Enhance Your Teaching:Data, Simulations and Models:Teaching with MATLAB 2015:Teaching Activities
Jackie Caplan-Auerbach, Western Washington University
In this exercise, written for an undergraduate seismology class, students use MATLAB to analyze waveforms from the 2004 Sumatra M9.0 earthquake, as they were recorded on three seismic stations in Alaska. Two of ...

Visualizing the time-dependence of the Earth's magnetic field part of Cutting Edge:Enhance Your Teaching:Data, Simulations and Models:Teaching with MATLAB 2015:Teaching Activities
Frederik Simons, Princeton University; Christopher Harig, Princeton University
Visualizing the International Geomagnetic Reference Field. This activity falls under "visualization" of a geophysical field as expressed in spherical harmonics, which has been appreciated by college ...

El-Dab'a ground water aquifer assessment, Egypt part of Cutting Edge:Courses:Structural Geology:Structure, Geophysics, and Tectonics 2012:Activities
elhamy Tarabees, Damanhour University
El-Dabaa area is an area located in the norther part of the western desert, Egypt and planed to be nuclear power point. Some vertical electrical sounding have been done there to evaluate the ground water aquifer ...

Hydrocarbon Exploration part of Cutting Edge:Courses:Structural Geology:Structure, Geophysics, and Tectonics 2012:Activities
elhamy Tarabees, Damanhour University
To detect the hydrocarbon reservoir, structure traps should be detected. Seismic reflection profiles can be used to illustrate the structure image for the subsurface layers and hence, find out structure traps for ...

ConcepTest: Mercalli Intensity part of Cutting Edge:Enhance Your Teaching:Teaching Methods:ConcepTests:Examples
In 1872, 25 people were killed in Lone Pine when their adobe homes collapsed during an earthquake. What was the Mercalli Intensity of the earthquake? a. I - III b. IV—VI c. VII—X d. XI—XII

ConcepTest: Find the Epicenter part of Cutting Edge:Enhance Your Teaching:Teaching Methods:ConcepTests:Examples
An earthquake occurred on the Erie Fault 5 km below Ashtabula. Damage from the earthquake was greatest in nearby Chardon. The furthest report of shaking was recorded in Akron. Where was the earthquake's ...

ConcepTest: Intensity and Magnitude part of Cutting Edge:Enhance Your Teaching:Teaching Methods:ConcepTests:Examples
Three sites (L1, L2, L3) record earthquake intensity and earthquake magnitude for the same earthquake. L1 is located closest to the focus and L3 is farthest away. The intensity values are greatest at _____ and the ...

ConcepTest: S Wave Speed part of Cutting Edge:Enhance Your Teaching:Teaching Methods:ConcepTests:Examples
The city of Guildhall experienced two earthquakes within a 1-month interval. The first earthquake was magnitude 2; the second earthquake was magnitude 7. The S-waves from the magnitude 2 earthquake travel ...

ConcepTest: S Wave Amplitude part of Cutting Edge:Enhance Your Teaching:Teaching Methods:ConcepTests:Examples
The city of Guildhall experienced two earthquakes within a 1-month interval. The first earthquake was magnitude 2; the second earthquake was magnitude 7. Examination of a seismogram recorded 100 km away showed that ...

ConcepTest: Magnitude part of Cutting Edge:Enhance Your Teaching:Teaching Methods:ConcepTests:Examples
What determines the magnitude of an earthquake? a) The type of plate boundary where the earthquake occurs. b) The amount of energy released by the movement on a fault. c) The amount of damage that occurs as a ...

ConcepTest: Earthquake Location and Magnitude part of Cutting Edge:Enhance Your Teaching:Teaching Methods:ConcepTests:Examples
Two active faults are present at different sites along the west coast of North America. The rate of plate motion adjacent to location X is 2 cm/year. The rate of plate motion adjacent to location Y is 5 cm/year. A ...

ConcepTest: Earthquake Hazards part of Cutting Edge:Enhance Your Teaching:Teaching Methods:ConcepTests:Examples
If you lived in a city located 20 km from the epicenter of a magnitude 6.7 earthquake, which of the following would you be most likely to experience? a) ground shaking b) landslides c) fault rupture d) tsunami e) ...

ConcepTest: Divergent Boundary Sketch part of Cutting Edge:Enhance Your Teaching:Teaching Methods:ConcepTests:Examples
The figure below was drawn by a student to show the relationship between earthquake epicenters (filled circles) and a divergent plate boundary (red line). The figure represents a boundary between two oceanic ...

ConcepTest: EQ Occurrence in North America part of Cutting Edge:Enhance Your Teaching:Teaching Methods:ConcepTests:Examples
Earthquakes occur most frequently in North America at location ___. a. b. c. d.

ConcepTest: P and S Waves part of Cutting Edge:Enhance Your Teaching:Teaching Methods:ConcepTests:Examples
Examine the seismogram below that shows a 26-minute long record of the seismic waves from the 1906 San Francisco earthquake as it was received by a seismograph station in Germany, over 14,000 km away. Approximately ...

ConcepTest: Seismic Waves #1 part of Cutting Edge:Enhance Your Teaching:Teaching Methods:ConcepTests:Examples
Examine the diagram below that shows a cut-away view of a section of Earth's crust containing a fault. Answer the question below assuming that an earthquake originated at the focus shown on the fault surface. ...

ConcepTest: P Wave Arrival part of Cutting Edge:Enhance Your Teaching:Teaching Methods:ConcepTests:Examples
Examine the seismogram below that shows a 26-minute long record of the seismic waves from the 1906 San Francisco earthquake as it was received by a seismograph station in Germany, over 14,000 km away. Which letter ...

ConcepTest: EQ Distribution, North America part of Cutting Edge:Enhance Your Teaching:Teaching Methods:ConcepTests:Examples
Which of the maps below best represents the distribution of magnitude 6 or greater earthquakes in North America within a decade? a. b. c. d.