Geologic Eras C4U

Which fossil is the YOUNGEST?

• fern

• trilobite

• ammonite

• coral

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

Which fossil is an INDEX fossil?

• crinoid

• coral

• ammonite

• gastropod

Tags

NGSS.MS-ESS2-3

Which is an example of RELATIVE aging?

• I think she's around 50 years old.

• Marcus is 14

• Jacob is younger than Alina

• That dog is pretty old

How did single-celled bacteria help later life forms to develop?

• They provided food to eat

• They provided oxygen for the atmosphere

• They raised the ocean temperatures

• They "ate" all of the dangerous chemicals in the oceans

Tags

NGSS.MS-LS2-3

Why did a single asteroid cause dinosaurs to go extinct?

• The force of the impact created a huge explosion

• The asteroid burned up in the atmosphere and heated Earth

• The dust thrown into the sky blocked the Sun and cooled Earth

• The asteroid squished all of the dinosaurs

Tags

NGSS.MS-LS4-1

What can gas bubbles trapped in an ice core tell scientists?

• The climate conditions thousands of years ago

• What sorts of organisms were able to survive

• The height of sea levels

• The amount of forest fires in the area

Tags

NGSS.MS-ESS3-5

What can cause Earth's climate to change?

• Earth's orbit

• volcanoes

• asteroid impacts

• all of these things

Tags

NGSS.HS-ESS2-4

NGSS.HS-ESS3-5

How can volcanoes change Earth's climate?

• They can make it warmer

• They can make it cooler

• They can make it warmer OR cooler

What era do humans live in?

• Precambrian

• Paleozoic

• Mesozoic

• Cenozoic

What era was dominated by ocean organisms?

• Precambrian

• Paleozoic

• Mesozoic

• Cenozoic