Radioactive dating powerpoint presentation - Radioactive Dating - Lawrence Berkeley National Laboratory


Geologist Ralph Harvey and historian Mott Greene explain the principles of radiometric dating and its application in determining the age of Earth in this video segment from A Science Odyssey . As the uranium in rocks decays, it emits subatomic particles and turns into lead at a constant rate. Measuring the uranium-to-lead ratios in the oldest rocks on Earth gave scientists an estimated age of the planet of billion years.


Radioactive dating powerpoint presentation

Radioactive dating powerpoint presentation