Coastal & Marine Geology InfoBank

USGS CMG InfoBank Geology School: relative age dating


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Title	Comment	Keywords
Geologic Time	30 minutes / n.a.	"absolute age dating", "James Hutton", isotope, "geologic time", element, fossil, Bible, "age", superposition, "sedimentary rock", "rock formation", "relative age dating", radioactivity, "radioisotope", "Principle of Superposition", "mass spectrometer", correlation
Relative Age Dating of Rocks	11:23 - 12:24 (01:01) / 1.2 MB	"relative age dating", "Principles of Relative Age Dating", "James Sadd", correlation, "Kiabab Limestone", "Grand Canyon", "rock formation", Arizona, Minnesota, "Mount Saint Helens", "sedimentary rock"
Absolute Age	16:36 - 18:06 (01:30) / 1.3 MB	"James Sadd", radioactivity, "Marie Curie", radioisotope, "Ernest Rutherford", "absolute age dating", "relative age dating", dinosaur, extinction
Conclusion	25:39 - 27:00 (01:21) / 1.5 MB	"James Sadd", radioisotope, "relative age dating", "absolute age dating", mineral, superposition, horizontality, "cross-cutting relationship", "radiometric age dating", geologist, "rock formation", "geologic structure"

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U.S. Department of the Interior | U.S. Geological Survey
URL: http://walrus.wr.usgs.gov/infobank/programs/html/school/keypage/relative_age_dat.html
Page Contact: InfoBank staff
Page Last Modified: Tue Dec 16 06:29:00 PST 2008 (wcs)

Accessibility FOIA Privacy Policies and Notices
U.S. Department of the Interior \| U.S. Geological Survey URL: http://walrus.wr.usgs.gov/infobank/programs/html/school/keypage/relative_age_dat.html Page Contact: InfoBank staff Page Last Modified: Tue Dec 16 06:29:00 PST 2008 (wcs)