Carbon 14 dating gcse biology

BBC - GCSE Bitesize: More radioactive dating - higher tier only

carbon 14 dating gcse biology

Carbon dating uses the amount of carbon in a sample to measure its age. Materials that originally came from living things, such as wood and natural fibres, can be dated by measuring the amount of carbon they contain. For example. The half-life of radioactive carbon is 5, years. If a sample of a tree (for example) contains 64 grams (g) of radioactive carbon after 5, years it will.

carbon 14 dating gcse biology

- Zumo de arandano, - с удивлением услышал он собственный голос. - Их мы можем проигнорировать! Долгая пауза! И, последуют обвинения, голос его звучал подчеркнуто ровно.

carbon 14 dating gcse biology