click below
click below
Normal Size Small Size show me how
Ch 7.2
Term | Definition |
---|---|
Paleozoic era | the oldest era of the Phanerozoic eon |
Mesozoic era | the middle era of the Phanerozoic eon |
Cenozoic era | the youngest era of the Phanerozoic eon |
inland sea | body of water formed when ocean water floods continents |
coal swamp | an oxygen-poor environment where over time plant material changes into coal |
supercontinent | is an ancient landmass which separated into present-day continents |