Fossils and Rock Formations

What is another word for layers of rock?

• fossil

• radiation

• site

• strata

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-3

What is another word for remains or evidence of organisms that lived long ago?

• fossil

• radiation

• site

• strata

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Horizontal means...

• Perpendicular to Earth's surface

• Parallel to Earth's surface

This image of the Grand Canyon shows the layers of rock...

• at the bottom are the youngest

• have smooth edges

• are in vertical patterns

• are in horizontal patterns

Tags

NGSS.MS-ESS1-4

According to the sequence of events of how a body fossil forms, what happens first?

• A fossil forms

• Soft tissue decays

• Bones are replaced by minerals

• An organism dies

According to the sequence of events of how a body fossil forms, what happens second?

• A fossil forms

• Soft tissue decays

• Bones are replaced by minerals

• An organism dies

According to the sequence of events of how a body fossil forms, what happens third?

• A fossil forms

• Soft tissue decays

• Bones are replaced by minerals

• An organism dies

According to the sequence of events of how a body fossil forms, what happens last?

• A fossil forms

• Soft tissue decays

• Bones are replaced by minerals

• An organism dies

The saber-tooth cat was part of the _______ era.

• Precambrian

• Paleozoic

• Mesozoic

• Cenozoic

Tags

NGSS.MS-LS4-1

The trilobite was part of the _______ era.

• Precambrian

• Paleozoic

• Mesozoic

• Cenozoic

Tags

NGSS.MS-LS4-1

NGSS.MS-ESS1-4