Radioactive elements "decay" that is, change into other elements by "half lives. Add to Add to Add to. Plotting an isochron straight-line graph is used to solve the age equation graphically. On pages and of The Genesis Flood, creationist authors Whitcomb and Morris present an argument to try to convince the reader that ages of mineral specimens determined by radioactivity measurements are much greater than the "true" i. Another possibility is spontaneous fission into two or more nuclides.
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Radiometric dating facts for kids
Exposure to sunlight or heat releases these charges, effectively "bleaching" the sample and resetting the clock to zero. Ever wonder how scientists concluded the age of the earth to be about 4. Carbon is a specific isotope used in dating materials that were once living. There is no more reason to believe that than to believe that at some time in the past iron did not rust and wood did not burn.