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Instructional Video

Khan Academy: Chronometric Revolution: Measuring Age on Earth

Curated by ACT

The revolutions of chronometry, the study of time, with respect to measuring time on Earth from forms of writing to radioactivity. [9:54]

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Concepts
fossils
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Additional Tags
chronometry, khan academy, khan academy: chronometric revolution: measuring age on earth, chronometric, chronometric revolution, measure age on earth
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Resource Details
Grade
9th - 10th
Subjects
Science
2 more...
Resource Type
Instructional Videos
Audiences
For Administrator Use
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Lexile Measures
0L