Geologic Time Fossils

Which of these is an accurate description of the relative age of fossil C?

• Fossil C is younger than fossil A

• Fossil C was dated 4.2 million years ago, but Fossil D was dated 4.9 billion years ago

• Fossil C is older than fossil D

• Fossil C is younger than fossil D

Tags

NGSS.MS-ESS1-4

Scientists who study fossils are called

• astronomers

• paleontologists

• biologists

• geologists

Tags

NGSS.MS-LS4-1

Wendy is a paleontologist and finds a fossil of a bony fish (2) buried in the sediment on the coast. After observing and recording several key features of the fossil as well as the area, what conclusion might she be able to make (from the diagram)?

• that the bony fish fossil is 2 million years old

• that bony fish developed before land plants

• that the Earth was once covered with water

• that the fossil is not native to that location

Tags

NGSS.MS-LS4-1

On the geological time scale, the Early and Late ____________ are subdivisions of the Cretaceous period.

• ages

• periods

• epochs

• eras

Tags

NGSS.MS-ESS1-4

Geologic time begins with a very long span called Precambrian Time. Precambrian Time ended about 544 million years ago. Since then, the basic units of geologic time are, in order from longest to shortest:

• eras - periods - epochs.

• eras - epochs - decades.

• orders - epochs - periods.

• epochs - periods - centuries.

Tags

NGSS.MS-ESS1-4

Era that began about 66 million years ago, known as the "Age of Mammals"

• Cenozoic

• Mesozoic

• Jurassic

• Precambrian

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NGSS.MS-LS4-2

Fossils are commonly preserved in what type of rock?

• Igneous

• Metamorphic

• Sedimentary

• Punk

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

What parts of organisms are typically fossilized?

• the skin

• the expression on their face

• hard parts--like bones and shells

Tags

NGSS.MS-LS4-1

Which of these choices is a trace fossil?

• Animal tracks

• Shells

• bones

• insect in amber

Paleozoic, Mesozoic & Cenozoic are all

• Epochs

• Eras

• Periods

• Eons