How do scientists determine the age of dinosaur bones?

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  • Lewin, Roger. "Rock of Ages - Cleft by Laser." New Scientist. 9/28/1991. (1/2/2008)
  • Museum Victoria. "Determining the Age of Rocks and Fossils." (1/2/2008)
  • University of California at Berkeley. "Understanding Evolution for Teachers: Radiometric Dating." (1/2/2008)
  • USGS. "Geologic Time." Version 1.2 (1/2/2008)
  • USGS. "How do geologists date rocks? Radiometric dating!" (1/2/2008)
  • USGS. "The Age of the Earth." (1/2/2008)