Geologic Time Scale

_______________ is the long span of time that begins geologic time.

• Precambrian Time
• Cenozoic Time

Tags

NGSS.MS-ESS1-4

A unit of geologic time that subdivides eras

• period
• time span

Tags

NGSS.MS-ESS1-4

The Triassic Period, the Jurassic Period, and the Cretaceous Period occurred in what era?

• Cenozoic
• Mesozoic

Tags

NGSS.MS-ESS1-4

___________ a record of the geologic events and the evolution of life forms as shown in the fossil record. 

• Eras
• Geologic Time Scale

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Which era was the longest, taking up 88% of geologic time?

• Precambrian

• Paleozoic

• Mesozoic

• Cenozoic

Tags

NGSS.MS-ESS1-4

The end of the Mesozoic Era was most likely caused by?

• A meteor

• Too much oxygen

• Lowering sea levels

• An ice age

Tags

NGSS.MS-LS4-1

Which of the following types of organisms benefited the most from the extinction of the dinosaurs?

• birds and mammals

• fishes and invertebrates

• flowering plants and ferns

• trilobites and cephalopods

Tags

NGSS.MS-LS2-4

NGSS.MS-LS4-1

What is the geological era in which the dinosaurs reigned?

• The Paleozoic

• The Mesozoic

• The Proterozoic

• The Cenozoic

In which era do we currently live?

• Jurassic

• Mesozoic

• Paleozoic

• Cenozoic

Tags

NGSS.MS-ESS1-4

How old do Paleontologists believe the Earth is?

• 2020 years old

• 3.6 billion years old

• 4.6 billion years old

• 4.6 million years old

Tags

NGSS.MS-ESS1-4