| Title |
Comment |
Keywords |
|
Isotopes
|
18:55 - 19:37 (00:42) / 0.5 MB
|
"radioactive decay", "radiometric age dating", "radiocarbon dating", isotope, 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"
|
Geology School Keywords
|