| 11. | The absolute ages of the landforms are not known.
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| 12. | Right-clicking or double-clicking took an absolute age to respond.
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| 13. | The determination of absolute age from the thickness of an obsidian hydration band is complicated and problematic.
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| 14. | Absolute ages are also known for selected rock units of the Moon based on samples returned to Earth.
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| 15. | Dating methods based on extinct radionuclides can also be calibrated with the U-Pb method to give absolute ages.
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| 16. | There is no absolute age limit.
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| 17. | Stratigraphy relates to the order of rock units, without referring to their absolute ages ( which is chronology ).
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| 18. | The number, nomenclature, absolute ages, and relative global impact of the Eocene hyperthermals are the source of considerable current research.
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| 19. | Lawyers said there is no absolute age when children are considered able to make decisions like whether they will seek asylum.
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| 20. | For example, absolute age may cause a low income if one is too young or too old to perform productive work.
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