Topic 6 - Lesson 2

This is called the ..............

• rock time scale
• fossil record
• absolute dating record
• geologic time scale

Tags

NGSS.MS-ESS1-4

What time period is the largest?

• Precambrian
• Paleozoic
• Mesozoic
• Cenozoic

Tags

NGSS.MS-ESS1-4

An explosion of life (Cambrian) occurred in the ......

• Precambrian
• Paleozoic
• Mesozoic
• Cenozoic

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-3

Age of the dinosaurs

• Precambrian
• Paleozoic
• Mesozoic
• Cenozoic

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Age of the mammals

• Precambrian
• Paleozoic
• Mesozoic
• Cenozoic

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

The geologic time scale eras are based on ........

• absolute time
• radioactive dating
• random placement
• major geologic events

Tags

NGSS.MS-ESS1-4

Which era is known for the dominance of reptiles?

• Cenozoic

• Mesozoic

• Paleozoic

• Precambrian

The extinction event that ended the Mesozoic era is known as the ......

• Devonian extinction

• Cretaceous-Paleogene extinction

• Permian-Triassic extinction

• Ordovician-Silurian extinction

Tags

NGSS.MS-LS4-1

Which era is characterized by the development of early life forms?

• Paleozoic

• Mesozoic

• Cenozoic

• Precambrian

What marks the beginning of the Cenozoic era?

• Extinction of dinosaurs

• First appearance of mammals

• First appearance of reptiles

• First appearance of birds