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geology - stratigraphy and dinosaurs > ABSOLUTE DATING > Flashcards

ABSOLUTE DATING Flashcards

1
Q

absolute dating

A

actual number of yrs since rock formed

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2
Q

absolute dating method

A

radiometric dating

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3
Q

radiometric dating

A

naturally occurring radioactive material breaks down into other materials at known rates.

this is known as radioactive decay

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4
Q

radioactive decay of isotopes

A

radioactive parent isotopes decay to stable (non-radioactive) daughter isotopes

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5
Q

3 types of radioactive decay

A

alpha/beta/gamma decay

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geology - stratigraphy and dinosaurs (8 decks)

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