Geologic Time Scale Quiz

How old is the Earth?

• 460 million years

• 4.6 billion years

• 4.6 million years

• 46 billion years

What is the geologic time scale?

• A map of ancient civilizations

• A chart of human history

• A timeline of Earth's history

• A list of animal species

Tags

NGSS.MS-ESS1-4

What are the phases of the geologic time scale called?

• Eons, eras, and periods

• Millennia, centuries, and decades

• Eras, epochs, and ages

• Centuries, decades, and years

Tags

NGSS.MS-ESS1-4

What does the Hadean eon represent?

• The extinction of dinosaurs

• The appearance of the first animals

• The formation of the moon and a hot Earth

• The first flowering plants

Tags

NGSS.HS-ESS1-6

During which eon did complex cells first appear?

• Phanerozoic

• Hadean

• Archaean

• Proterozoic

Tags

NGSS.HS-LS4-1

What does the Mesozoic era mainly represent?

• The age of mammals

• The age of dinosaurs

• The beginning of human civilization

• The first appearance of life

Tags

NGSS.MS-ESS1-4

What is the proposed new period of geologic time called, reflecting human impact?

• Holocene

• Anthropocene

• Technocene

• Neocene