1. Title page: The Case of the Missing Rumbleometer 2. Premise: A mystery to solve 3. The missing rumbleometer 4. Glossary 5. Part 2 - Classroom Activities 6. Activity #1: Locating an earthquake epicenter 7. Oceanic earthquakes 8. Calculating distance 9. Example calculation 10. Marking the distance from a hydrophone 11. Triangulation 12. Bathymetric map 13. Page-sized map of Axial caldera (for printing) 14. Latitude and longitude 15. Hydrophone locations 16. Locating the epicenter 17. Activity #2: Ocean floor traverse 18. Dive with ROPOS 19. Bathymetric map 20. Page-sized PRE-event bathymetric map (for printing) 21. Distinguishing old from new lava 22. Seafloor animals can tell a story 23. Characteristics of deep-sea animal species (for printing) 24. Lava pillars and collapse areas 25. Questions for the ROPOS dive 26. Ocean floor traverse worksheet (for printing) 27. Begin ocean floor traverse 28. Ocean floor traverse: Site #1 29. Ocean floor traverse: Site #2 30. Ocean floor traverse: Site #3 31. Ocean floor traverse: Site #4 32. Ocean floor traverse: Site #5 33. Ocean floor traverse: Site #6 34. Ocean floor traverse: Site #7 35. Ocean floor traverse: Site #8 36. End of bottom traverse with ROPOS (with movie links) 37. Activity #3: Contour profiling 38. Bathymetric map and contour profile worksheet 39. Page-sized POST-event bathymetric map (for printing) 40. Contour profile worksheet (for printing) 41. The two maps and the worksheet 42. Divide into five groups 43. Contour profile instructions - page 1 44. Contour profile instructions - page 2 45. Contour profile instructions - page 3 46. Questions to answer from contour profiles 47. Mapping the lava flow 48. Activity #4: Graphing rumbleometer data 49. Data worksheets 50. Temperature worksheet (for printing) 51. Depth worksheet (for printing) 52. Rumbleometer data table (for printing) 53. Observations and conclusions 54. Congratulations! 55. Credits