Historical dating techniques
| __ | 1. | absolute dating | | A. | the longer bones are buried the more of this they absorb | | __ | 2. | dendrochronology | | B. | different layers in the earth mark different time periods | | __ | 3. | dendrochronology | | C. | using C14, we can work out when something died | | __ | 4. | DNA analysis | | D. | gives the age of the object as precisely as possible | | __ | 5. | Fluorine dating | | E. | tells us about the atmosphere, from the trapped air inside | | __ | 6. | ice-core sampling | | F. | studying microscopic organic compounds, like pollen, in soil | | __ | 7. | palynology | | G. | another word for tree-ring dating, with one ring per year | | __ | 8. | Radiocarbon dating | | H. | tells us the type of living organism it was | | __ | 9. | relative dating | | I. | can be used for wooden artefacts as well as local trees | | __ | 10. | Stratigraphy | | J. | determining if an object is older or younger than something |
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