History of the Earth Vocab

Front

Original soft parts of an organism found in amber or frozen.

Back

Original remains

Front

Fossil from a thin carbon film

Back

Carbon film fossil

Front

Longest era in Earth's history (4.6 bya - 544 mya).

Back

Precambrian Era

Tags

NGSS.MS-ESS1-4

Front

Era (544-245mya) of hard parts & exoskeletons

Back

Paleozoic Era

Front

Middle Era of Earth's History, Pangea broke apart, dinosaurs roamed.

Back

Mesozoic Era

Tags

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Front

Era starting 66mya, continues today. Mammals.

Back

Cenozoic Era

Front

Scientist studying fossils

Back

Paleontologist

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Front

Evidence of past organisms in an area

Back

Fossils

Tags

NGSS.MS-LS4-1

Front

Age based on other things' ages.

Back

Relative age

Tags

NGSS.MS-ESS1-4

Front

Age of a rock or fossil in years

Back

Absolute age

Tags

NGSS.HS-ESS1-5