Geologic Timeline

Which is the longest time period in the geologic time scale

• Period

• Epoch

• Era

• Eon

Tags

NGSS.MS-ESS1-4

Earth is _______ years old

• 3 billion

• 4.6 billion

• 4.6 million

• 567 million

Tags

NGSS.MS-ESS1-4

What are the four eras in order from oldest to youngest?

• Precambrian, Paleozoic, Mesozoic, Cenozoic

• Precambrian, Mesozoic, Paleozoic, Cenozoic

• Cenozoic, Mesozoic, Paleozoic, Precambrian

• Mesozoic, Precambrian, Cenozoic, Paleozoic

Tags

NGSS.MS-ESS1-4

What era are we currently in?

• Mesozoic

• Cenozoic

• Paleozoic

• Precambrian

True or false: Absolute time places a numerical age on an event.

• True

• False

Scientists can investigate and understand Earth's 4.6 billion year long history by studying all of the following. (Select all that apply)

• Fossils found in igneous rocks

• Fossils found in sedimentary rocks

• Fossils found in metamorphic rocks

• Rocks

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

Which Layer is the oldest?

• A

• X

• G

• Z

Tags

NGSS.MS-ESS1-4

Which layer is the youngest?

• Z

• D

• W

• A

Tags

NGSS.MS-ESS1-4

What is one way to model Earth's history?

• A timtam

• A typo

• A timeline

• A typewriter

Tags

NGSS.MS-ESS1-4

The first four legged vertebrates emerged onto land ___________ miilion years ago

• 360

• 480

• 345

• 900

Tags

NGSS.MS-LS4-1