Problem 1
Explain how energy is stored prior to, and then released during, an earthquake.
Problem 5
Discuss the similarities and differences among P waves, S waves, and surface waves.
Problem 6
Explain how a seismograph works. Sketch what an imaginary seismogram would look like before and during an earthquake.
Problem 11
Why do only shallow earthquakes occur along the Mid-Oceanic Ridge?
Problem 12
Discuss earthquake mechanisms at plate interiors.
