Exploring the Geologic Time Scale and Earth's History

How many birthdays has the Earth had?

• 46 million

• 4.6 billion

• 46 billion

• 4.6 million

Tags

NGSS.MS-ESS1-4

What is the geologic time scale used for?

• To study the age and history of the Earth

• To remember the Earth's birthdays

• To track the history of human civilizations

• To measure the distance between planets

Tags

NGSS.MS-ESS1-4

What is the first eon called?

• Archaean

• Proterozoic

• Hadean

• Phanerozoic

During which eon did life start to form in the oceans?

• Phanerozoic

• Proterozoic

• Archaean

• Hadean

What does the Proterozoic eon mean?

• Visible life

• Middle life

• New life

• Early life

What significant development occurred during the Proterozoic eon?

• Appearance of dinosaurs

• Formation of the moon

• Emergence of complex cells

• Explosion of new life forms

Tags

NGSS.MS-LS4-2

Which era is known for 'dino life'?

• Paleozoic

• Proterozoic

• Mesozoic

• Cenozoic

What does the Cenozoic era primarily feature?

• Early life

• Furry and flappy life

• Dino life

• Squiggly life

What event marked the end of the Mesozoic era?

• A giant asteroid impact

• Explosion of new life forms

• Emergence of complex cells

• Formation of the moon

What is the proposed new period of geologic time called?

• Proterozoic

• Phanerozoic

• Anthropocene

• Cenozoic

Tags

NGSS.MS-ESS1-4