Geological Time and Fossils

A ______________________ is a scientist who studies fossils.

• biologist

• chemist

• paleontologist

• astronomer

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Which type of fossil is created when an organism gets trapped in tree resin?

• Trace

• Mold/Imprint

• Amber

• Cast

The organism that became index fossils were found in very large quantities, meaning these organisms were ​ (a)   at one time.

• abundant

• extinct

• widespread

• distinctive

During which era has the modern human evolved?

• Cenozoic

• Phanerozoic

• Mesozoic

• Quarternary

Tags

NGSS.MS-LS4-2

During which two periods were there major mass extinctions, one of which caused the extinction of over 95% of all organisms on Earth, and the other gave rise to extinction of the dinosaurs?

• Permian

• Cretaceous

• Jurassic

• Triassic

Tags

NGSS.MS-LS4-1

Which is the correct order of the eras of the geological time scale, in order, from oldest to youngest?

• Paleozoic, Mesozoic, Cenozoic

• Cenozoic, Mesozoic, Paleozoic

• Precambrian, Cambrian, Phanerozoic

• Triassic, Jurassic, Cretaceous

Tags

NGSS.MS-ESS1-4

When most of the major groups of animals first appear in the fossil record.

• Law of Superposition

• The Great Dying

• Great Cambrian Explosion

• Era

Tags

NGSS.MS-LS4-1

Subdivision of an Eon and is divided into periods

• Epoch

• Era

• Period

• Catastrophism

Time it takes for half of an isotopes atoms to decay 

• relative age 

• absolute age 

• half-life

Tags

NGSS.HS-PS1-8

The following make up the 3 periods of the mesozoic era:

• Triassic

• Jurassic

• Cretaceous

• Permian

Tags

NGSS.MS-ESS1-4