Geologic Time and Fossils

A scientist who studies the Earth’s crust as well as the processes and history that shaped it

• Chemist

• Geologist

• Paleontologist

• Biologist

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-2

A scientist that studies fossil remains found on the Earth’s surface in order to study primitive life forms such as: plants, animals, fungi, and bacteria

• Chemist

• Geologist

• Paleontologist

• Biologist

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

A branch of geology dealing with the arrangement of sedimentary rock layers or strata

• Law of Superpositoin

• Strata

• Chronology

• Stratigraphy

Tags

NGSS.MS-ESS1-4

What are strata?

• sedimentary rock layers

• metamorphic rock layers

• igneous rock layers

• a special kind of fossil

Tags

NGSS.MS-ESS1-4

Geologists assume the newest rock layers are on top of the older ones, unless some type of disturbance occurs.

• Law of Relativity

• Law of Superposition

• Law of Stratigraphy

• Law of Rock

Which layer is the oldest?

• mudstone

• siltstone

• limestone

• sandstone

• conglomerate

Tags

NGSS.MS-ESS1-4

Which layer is the youngest?

• mudstone

• siltstone

• limestone

• sandstone

• conglomerate

Tags

NGSS.MS-ESS1-4

Relative age determines exactly how old a rock layer is.

• True

• False

Preserved remains or traces of animals, plants, and other organisms from the distant past

• Fossils

• Skeletons

• Extinct Organisms

• This is not posible

Tags

NGSS.MS-LS4-1

History of life as documented by all fossils, preserved in sedimentary rock strata

• Eon

• Epoch

• Era

• Fossil Record

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2