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Geologic Time
Eras of Geologic Time
Question | Answer |
---|---|
Age of the Mammals | Cenozoic |
Age of the Earth | 4.5 Billion Years |
Era when first life appeared on earth | Pre-Cambrian |
Age of the Dinosaurs | Mesozoic |
Era that existed 542-251 million years ago | Paleozoic |
Age of the fish | Paleozoic |
Current era of geologic time | Cenozoic |
Era that occurred 251-65 million years ago. | Mesozoic |
These were responsible for forming the oceans on earth. | Volcanoes |
Era that lasted 4 Billion years | Pre-Cambrian |