| 21. | In terms of the electromagnetic spectrum EFNMR frequencies are in the geophysics.
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| 22. | Later, petroleum, mining and groundwater geophysics were improved.
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| 23. | Howard was also a chief scientist of the Air Force Geophysics Laboratory.
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| 24. | Philippe held a post-graduate diploma in internal geophysics.
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| 25. | He studied geophysics at the University of Mainz, graduating in 1965.
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| 26. | Maria's research is in the field of geophysics and geodynamics.
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| 27. | Rao published several scientific articles and a number of books on geophysics.
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| 28. | In 1980, he gained an honours degree in geophysics.
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| 29. | The team's findings were reported in The Journal of Applied Geophysics.
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| 30. | The National Geophysics Institute put the Richter reading at magnitude 4.5.
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