Historical Geology

What is the name of the most recent era in geologic time?

• Precambrian

• Paleozoic

• Mesozoic

• Cenozoic

Tags

NGSS.MS-ESS1-4

Which era lasted the longest?

• Cenozoic

• Mesozoic

• Paleozoic

• Precambrian

Tags

NGSS.MS-ESS1-4

The Earth is _____________________ years old.

• 4.6 million

• 4.6 billion

• 4.6 trillion

• 4.6 zillion

Tags

NGSS.MS-ESS1-4

What is the largest/major unit of geologic time?

• Epoch

• Period

• Era

Tags

NGSS.MS-ESS1-4

Dinosaurs, small mammals, and birds are found in this time period.

• Precambrian

• Paleozoic

• Mesozoic

• Cenozoic

What are fossils that are abundant, easily recognizable, short lived, and widespread called?

• Preserved fossils

• Index fossils

• Imprints

• Radioactive dating

Preserved remains of plants and animals from the remote past are called?

• Sedimentary rocks

• Radioactive dating

• Decayed organisms

• Fossils

The Law of Superposition states

• Younger rocks layers are on top of older rock layers

• Fossils are found in sedimentary rocks

• Older rock layers are on top of younger rock layers

• Absolute age dating

Saying you are older than your sister is an example of?

• Absolute age dating

• Relative age dating

• Fossils

• Radioactive dating

What does absolute age tell us about a rock layer or fossil?

• The 'exact' age of a fossil determined by radiometric dating

• The relative age of a fossil determined by radiometric dating

• Younger rock layers sit on top of older rock layers

• Older rock layers sit on top of younger rock layers