bengali dating site kolkata - Relative dating and numerical dating
Eventually, the entire ecosystem (community of plants and animals) of the planet, including humans, is filled with a concentration of carbon-14.
As long as an organism is alive, the supply of carbon-14 is replenished.
When carbon-14 falls to Earth, it is absorbed by plants.
These plants are eaten by animals who, in turn, are eaten by even larger animals.
Relative dating methods are used to determine only if one sample is older or younger than another.