Geologic Time Scale

What is the purpose of the geologic time scale?

• To identify when events occurred in Earth's history
• To explain the formation of Earth
• To study the composition of rocks
• To predict future events in Earth's history

Tags

NGSS.MS-ESS1-4

What is the longest time period in the geologic time scale?

• Period
• Epoch
• Eon
• Era

Tags

NGSS.MS-ESS1-4

What is the shortest time frame in the geologic time scale?

• Eon
• Era
• Period
• Epoch

Tags

NGSS.MS-ESS1-4

What is the duration of an Era?

• Few hundred million years
• One million to ten million years
• Tens of millions of years
• Hundreds of millions of years

Tags

NGSS.MS-ESS1-4

What is the duration of a Period?

• Few hundred million years
• Hundreds of millions of years
• One million to ten million years
• Tens of millions of years

Tags

NGSS.MS-ESS1-4

What is the duration of an Eon?

• Hundreds of millions of years
• Few hundred million years
• Tens of millions of years
• One million to ten million years

What is the most recent time period in Earth's history?

• Mesozoic Era
• Cenozoic Era
• Early Archean Era
• Paleozoic Era

Tags

NGSS.MS-ESS1-4

What is the oldest time period in Earth's history?

• Early Archean Era
• Paleozoic Era
• Cenozoic Era
• Mesozoic Era

Tags

NGSS.MS-ESS1-4

What is the Law of Superposition?

• Rocks and fossils are formed at the same time
• Rocks and fossils are not related to each other
• Newer rocks and fossils are buried below older, older rocks and fossils
• Older rocks and fossils are buried below newer, younger rocks and fossils

Tags

NGSS.MS-ESS1-4

What is the significance of fossils in dating Earth's history?

• They provide evidence of future events in Earth's history
• They provide evidence of organisms that existed during a previous time in Earth's history
• They provide evidence of the formation of rocks
• They provide evidence of the composition of rocks

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2