Geologic Time Scale

The approximate age of the Earth is -

• 4.5 Million Years Old

• 4.5 Billion Years Old

• 13.6 Billion Years Old

• 200,000 Years Old

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-2

The first era in geologic time was the -

• Paleozoic Era

• Cenozoic Era

• Mesozoic Era

• Precambrian Era

Tags

NGSS.MS-ESS1-4

The era that we are currently in is known as the -

• Cenozoic Era

• Mesozoic Era

• Precambrian Era

• Paleozoic Era

Tags

NGSS.MS-ESS1-4

This era was known as the age of the bacteria -

• Paleozoic Era

• Mesozoic Era

• Cenozoic Era

• Precambrian Era

This era was known as the age of the fish -

• Precambrian Era

• Paleozoic Era

• Mesozoic Era

• Cenozoic Era

The era is known as the age of the humans -

• Precambrian Era

• Paleozoic Era

• Mesozoic Era

• Cenozoic Era

Tags

NGSS.MS-LS4-4

This era was known as the age of the dinosaurs

• Precambrian Era

• Paleozoic Era

• Mesozoic Era

• Cenozoic Era

What is the primary reason that dinosaurs became extinct?

• Battle Royale

• Asteroid

• Global Flood

• Ice Age

Tags

NGSS.MS-LS4-1

What was the reason for organisms becoming so large in the Mesozoic?

• Increase in Atmospheric Oxygen

• Increase in Atmospheric Carbon Dioxide

• Decrease in Atmospheric Oxygen

• Decrease in Atmospheric Carbon Dioxide

Tags

NGSS.MS-LS4-1

During this era, the Earth was just a very hot rock.

• Precambrian Era

• Paleozoic Era

• Mesozoic Era

• Cenozoic Era

Tags

NGSS.MS-ESS1-4