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Geologist What is a scientist who studies the earths crust as well as the processes and the history that shaped it
Paleontologist A scientist who studies fossil remains found on the earths surface in order to study primitive life forms such as plants, animals, fungi, and bacteria
11:53 if there was a clock humans show up at what time in earths history ?
Cenozoic What era of time are we currently in?
Mesozoic What era of time were dinosaurs in?
2.7 B.Y When was oxygen first found on earth
Million Years What does m.y mean
Billion Years What does b.y mean
5 How many mass extinctions has earth faced
Created by: 300127
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