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relative ageThe approximate age determination of rocks, fossils or minerals made by comparing whether the material is younger or older than other surrounding material. Relative age is estimated according to strat [..]
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relative age(n) - the age of a rock or event in relation to the age of other rocks or events
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relative ageThe age of a rock (older or younger) in comparison with the age of other rocks.
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relative agea categorized variable based on the 'modal' age for a particular grade. The variable takes the value 'younger' for those students born later than the period that defines 'moda [..]
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