Radiometric Dating utilizing ratios of isotopes stated in radioactive decay to determine a chronilogical age of the specimen centered on assumed rates of decay as well as other presumptions.
Carbon-14 dating is another common strategy, nonetheless it can only just be utilized on carbon-containing things that have been when alive. The technique of determining radiometric times is like having an hourglass. You should use the hourglass to share with time it started flowing, the rate that the sand flows through the hole in the middle, and that the quantity of sand in each chamber has not been tampered with if you know several things: the amount of sand in the top of the hourglass when. (더 보기…)