Geological Time Scale and Mass Extinctions

Which eon represents the longest period of time?

• Precambrian

• Mesozoic

• Jurassic

• Paleozoic

Tags

NGSS.MS-ESS1-4

The blue highlighted portion refers to _______ on the geological time scale.

• Eons

• Eras

• Periods

• Epochs

Tags

NGSS.MS-ESS1-4

Which of the following is the primary reason for using the geologic time scale?

• To measure how long North America has existed

• To recognize major events that have occurred on Earth

• To explain how Earth was formed 4.6 billion years ago

• An explanation of how the dinosaurs disappeared

Tags

NGSS.MS-ESS1-4

Identify which cause HAS NOT lead to a mass extinction globally?

• Global Volcanic Activity

• Climate Change

• Hunting/Poaching

• Asteroid Collision

Tags

NGSS.HS-LS2-6

NGSS.HS-LS4-5

The pink highlighted portion refers to _____ on the geological time scale.

• Eons

• Eras

• Periods

• Epochs

Tags

NGSS.MS-ESS1-4

What most likely caused the death of the dinosaurs?

• Vocanism

• An ice age

• An asteroid impact

• Humans

Tags

NGSS.MS-LS4-1

Mass extinctions are theorized to have occurred due to asteroid impacts, volcanic, and climate change?

• True

• False

Tags

NGSS.MS-LS4-1

During the Paleozoic Era, the continents were together in a super-continent known as ________.

• Pangaea

• Gondwana

• Pangaea Ultima

• Anteurasiafricalia

The Paleozoic Era lasted from __________ mya to __________ mya.

• 65 to 0

• 250 to 65

• 550 to 250

• 860 to 550

Tags

NGSS.MS-ESS1-4

The Green highlighted portion refers to ____ on the geological time scale.

• Eons

• Eras

• Periods

• Epochs

Tags

NGSS.MS-ESS1-4