geologic time scale

Select all of the characteristics of index fossils:

• easily recognizable

• abundant

• wide geographic distribution

• live a long time

What two methods are used to divide and classify the geological time scale?

• Living organisms

• rock strata or layers

• DNA

• fossils

Tags

NGSS.MS-ESS1-4

Earth is thought to be formed ______ years ago?

• 200 thousand

• 3 million

• 4.6 billion

• who knows

Tags

NGSS.MS-ESS1-4

Use the diagram to answer. Which rock layer has a fossil that is older than the fish fossil?

• A

• B

• C

• D

Tags

NGSS.MS-ESS1-4

What Epoch of the Geological Time scale are we currently in?

• Holocene

• Paleocene

• Hadean

• Jurassic

Tags

NGSS.MS-ESS1-4

Which fossil would make the best index fossil?

• Beetle

• Flower

• Frog

• Fish

Tags

NGSS.MS-LS4-1

Preserved remains of plants and animals from the remote past are called?

• Sedimentary rocks

• Radioactive dating

• Decayed organisms

• Fossils

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

How long ago did the Earth form?

• 4,600 years ago

• 460,000 years ago

• 4.6 billion years ago

Tags

NGSS.MS-ESS1-4

In what time period did Pangaea, the super continent, appear?

• Precambrian

• Paleozoic

• Mesozoic

• Cenozoic

Tags

NGSS.MS-ESS2-3

Which fossil is the youngest

• 1

• 2

• 3

• 4

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1