BZ 110 - Earth History

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Last updated 9:07 PM on 5/21/26
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15 Terms

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age of earth

4.54 billion years

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origin of life

4-3.8 billion years ago

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great oxidation event

2.4 billion years ago

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eukaryotes

1.8 billion years ago

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earliest animal fossils

635-542 million years ago

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cambrian explosion

538 million years ago

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terrestrial plants and animals

444-419 million years ago

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terrestrial vertebrates

419-359 million years ago

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the great dying

252 million years ago

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dinosaurs

252-66 million years ago

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mammals

167 million years ago

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flowering plants

143 million years ago

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cretaceous-tertiary extinction

66 million years ago

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great apes

17 million years ago

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modern humans

300,000 years ago