Coastal & Marine Geology InfoBank

USGS CMG InfoBank Geology School: radioactivity


Dictionaries:	The USGS and Science Education USGS Fact Sheets Topics Keywords Data Dictionary Metadata Dictionary Computer Terminology Digital Formats
InfoBank Terms:	Activity ID activity overview crew formal metadata lines metadata NGDC port stops project/theme region ship stations time virtual globe year
Data Types:	bathymetry geodetic positioning gravity ground penetrating radar imagery LIDAR magnetics metering equipment navigation samples seismic definitions disclaimer
Data Formats:	ARC coverage E00 FGDC metadata gridded/image imaging material scattered/swath Shapefile vector/polygon

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
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
Radioactivity	18:06 - 18:55 (00:49) / 0.8 MB	isotope, radioisotope, radioactivity, element, "absolute age dating"
Carbon-14	19:37 - 20:27 (00:50) / 1.8 MB	"radiocarbon dating", carbon-14, radioactivity, carbon, atmosphere, water, plant, animal, isotope, "absolute age dating"
Heating Magma	03:09 - 03:59 (00:50) / 0.8 MB	volcano, "David Sigurdson", heat, radioactivity, isotope, potassium, thorium, uranium, decay, magma

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/radioactivitylemen.html
Page Contact: InfoBank staff
Page Last Modified: Tue Dec 16 06:28:59 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/radioactivitylemen.html Page Contact: InfoBank staff Page Last Modified: Tue Dec 16 06:28:59 PST 2008 (wcs)