Science questions 26.4-26.7

Science questions 26.4-26.7 - 13 The Mesozoic era is known...

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Science 26.4-26.7 Sarah Kim p. 5 3/25/09 8. Almost 90 percent of Earth’s history is Precambrian time. 9. One earth shaping event from the Hadeon eon is the collision of large and small chunks of interplanetary debris onto Earth’s surface. During the Archaen, the atmosphere cooled enough to have rain, the oceans were formed, and Earth’s permanent lithosphere plates formed. 10. The periods of the Paleozoic Era are the Cambrian, Ordovician, Silurian, Devonian, Carboniferous and the Permian Period. 11. The Silarian Period is most famous for the beginning of plants, which lead the way for other terrestrial organisms. 12. The Carboniferous Period is when most coal deposits were laid down.
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Unformatted text preview: 13. The Mesozoic era is known as “the age of reptiles”. 14. The breakup of Pangea caused new oceans like the Atlantic Ocean to form. 15. The Europe Asia landmass is the only Pangea landmass that exists to this day. 16. The Tertiary Period is made up of the Paleocene, Eocene, Oligocene, Miocene, and Pliocene epochs. The Quaternary period is made up of the Pleistocene epoch and the Holocene epoch. 17. Humans evolved during the Cenozoic era in the Quaternary period and Pleistocene epoch. 18. The Holocene epoch climate is relatively warm interglacial period with a little ice age from 1200 to 1700 AD....
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