Earth's History Review

Which term describes age of a rock compared to another?

• absolute age

• relative age

• unconformity

• radioactive dating

Tags

NGSS.MS-ESS1-4

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

• absolute age

• relative age

• unconformity

• radioactive dating

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-ESS2-3

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

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

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

What separates eras from one another?

• usually a mass extinction

• new variety of life

• lots of human suffering

• decrease in complexity

Tags

NGSS.HS-ESS2-7

NGSS.HS-LS4-5

Earth formed approximately ___ billion years ago.

• 3.5

• 4.6

• 5.7

• 6.8

Tags

NGSS.MS-ESS1-4

Relative dating uses the ___ of superposition.

Tags

NGSS.MS-ESS1-4

Which layer in the picture is probably the youngest?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-ESS1-4