History of Earth

The Era when humans first appeared was...

• Cenozoic

• Mesozoic

• Paleozoic

• Precambrian

Tags

NGSS.MS-LS4-1

The Geologic Time Scale is a record of what?

• old geologists

• sweet geology music

• the known history of rocks and fossils

Tags

NGSS.MS-ESS1-4

The bottom layer is listed as the oldest. The top layer is listed as the youngest. What is this called?

• mineral content

• radioactive decay 

• the law of superposition 

• the principle of unconformity 

Tags

NGSS.MS-ESS1-4

the number of years that have passed since the rock formed is known as?

• relative age.

• absolute age.

• ice age

Tags

NGSS.MS-ESS1-4

Used to determine whether an object is older or younger than other objects

• Superposition

• Relative Dating

• Fossil

• Unconformity

Thousands of fish fossils discovered high in the Rocky Mountains MOST likely indicate that

• ancient sea levels were once high enough to cover the mountains.

• a large flood washed the fish up to the tops of the mountains.

• the mountains were once part of the sea floor that was pushed up by tectonic forces.

• the fish were inhabitants of an ancient stream that became frozen during the ice ages.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

Younger rocks lie above older rocks, if layers are left undisturbed.

• Uniformitarianism

• Catastrophism

• Law of Crosscutting

• Law of Superposition

Tags

NGSS.MS-ESS1-4

• the tectonic plate under Africa was closer to the South Pole at one time

• the equator was not always where it is currently located

• volcanoes did not exist until after faults occurred in Earth’s crust

• the location of the North Pole and the South Pole changed

Tags

NGSS.MS-ESS2-2

Imprints of the shells of ocean clams are often found in the rocks of the Appalachian Mountains. What is most likely indicated by these imprint fossils?

• Mountain river clams evolved from ocean clams.

• Ocean clams evolved from mountain river clams.

• These mountains once had a more rainy climate.

• These mountains were once under the ocean.

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

What year was the first Earth Day celebrated?

• 1982

• 1990

• 1970

• 1963

Tags

NGSS.HS-LS2-7