Earth's History Review

Which term describes age of a rock compared to another?

• absolute age

• relative age

• unconformity

• radioactive dating

Which term describes a gap in the geologic record due to erosion?

• absolute age

• relative age

• unconformity

• radioactive dating

Which term describes the method scientists use to figure out the absolute age of rocks using the half-life of elements?

• absolute age

• relative age

• unconformity

• radioactive dating

Which term describes a record of events in Earth's history and the evolution of life forms?

• era

• radioactive dating

• geologic time scale

• fossils

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

How do scientists determine the history of Earth?

• guessing

• looking in books

• using rocks and fossils

• using computers and pencils

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

Which conclusion can be drawn about the age of layer A?

• It is older than layer B

• It is more recent than layer B

• It is more recent than intrusion D

• It is older than layer C

Tags

NGSS.MS-ESS1-4

What is true of the fault?

• It happened before intrusion D

• It is younger than the rock it is cutting through

• It is older than the rock it is cutting through

• It happened before rock layer B

Tags

NGSS.MS-ESS1-4

Eras and periods are...

• divisions of the geologic time scale

• absolute times

• relative times

• parts of the school day

Tags

NGSS.MS-ESS1-4

What era includes the spread of mammals?

• Paleozoic

• Mesozoic

• Cenozoic

• Tertiary

What separates eras from one another?

• usually a mass extinction

• new variety of life

• lots of human suffering

• decrease in complexity

Tags

NGSS.MS-LS4-1