History of the Earth Vocab

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

• Carbon film fossil

• Original remains

• Bony fossil

• Flesh fossil

Fossil made from a thin film of carbon

• Elemental fossil

• Original remains

• Carbon film fossil

• Graphite fossil

Era of the LONGEST part of Earth's history; from 4.6 bya to 544mya.

• Mesozoic Era

• Cenozoic Era

• Paleozoic Era

• Precambrian Era

Tags

NGSS.MS-ESS1-4

Era which began 544mya, when organisms developed hard parts and exoskeletons and ended about 245mya

• Precambrian Era

• Mesozoic Era

• Paleozoic Era

• Cenozoic Era

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

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

• Cenozoic Era

• Mesozoic Era

• Paleozoic Era

• Precambrian Era

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

The Era of time that began 66mya and continues today. Mammals.

• Cenozoic Era

• Paleozoic Era

• Mesozoic Era

• Precambrian Era

Tags

NGSS.MS-ESS1-4

Scientist who studies fossils and the fossil record

• Archaeologist

• Fossil Examiner

• Paleontologist

• Dr. Bones

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Evidence that an organism once existed in an area

• Fossils

• Dung

• Bones

• Tunnels

Tags

NGSS.MS-LS4-1

Something's age based on the ages of other things.

• Absolute age

• Relative age

• Half-life

• Mya or bya

Tags

NGSS.MS-ESS1-4

The age, in years, of a rock or fossil

• Relative age

• Absolute age

• Fossilized birth date

• mya or bya

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1