Evolution 2 2
Terms
undefined, object
copy deck
- Solidified remains or imprints of once living organisms
- FOSSIL
- Determining whether an event or object, such as a fossil, is older or younger than other events or objects
- RELATIVE DATING
- Estimating the age of a sample or event in years, usually by measuring the ratio of unstable atoms to stable atoms in the sample
- ABSOLUTE DATING
- The division of Earth's 4.6 billion year history into distinct intervals of time
- GEOLOGIC TIME SCALE
- A species of organism that has died out completely
- EXTINCT
- The study of the forces that drive the movement of pieces of the Earth's crust around the surface of the planet.
- PLATE TECTONICS
- The period in the geologic time scale begining about 570 mya ago and ending about 240 mya.
- PALEOZOIC ERA
- The period in the geologic time scale begining about 240 mya and ending about 65 mya
- MESOZOIC ERA
- The period in the geologic time scale begining about 65 mya and continuing until present day
- CENOZOIC ERA
- A group of mammals that includes humans, apes and monkeys
- PRIMATE
- Family of humans and several distinct humanlike species some of which were human ancestors
- HOMINID
- An early hominid that evolved more than 3.6 mya
- AUSTRALOPITHECINE
- Species of hominid that lived in europe and western Asia from 230,000 years ago to 30,000 years ago.
- NEANDERTHAL
- The period in the geologic time scale beginning when Earth originated approximately 4.6 bya.
- PRECAMBRIAN ERA