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Earth's HISTORY (Geologic time scale 79542-004-E6AABF42 (Mesozoic Era…
Earth's HISTORY
Geologic time scale
Mesozoic Era
Cenozoic Era
Paleozoic Era
Pre-cambrian
Rocks
3 types of rock
Sedimentary rock
Metamorphic rock
Igneous Rock
Solid
Made of minerals
Fossil
Body fossils
Trace fossils
Index fossils
Extinction
Organism extinct because of habitat fragmentation, global change, overexploitation of species for human use.
Extinction of dinosaurs
When one kind of organism dies out completely
Evolution
Human Evolution
For example, unknown reptile change to whale, shark and dolphin over time depending where they adopted.
Change of organism over time
