Problem
1) According to Dr. Robert Smith, 5000 earthquakes occur annually in Yellowstone. Explain what kind of information was obtained from the seismic waves generated by the earthquakes?
2) How did Meadow Creek's black ash layer help geologists discover what must have happened in the Yellowstone and the likelihood of a super-eruption?
3) Explain why the reappearance of a sunken boat in the Yellowstone Lake is significant?
4) What evidence led scientists to believe the volcanic origin of the geysers?
5) What makes Yellowstone National Park's geology so unique?