The preserved remains or traces of living things.

• Sediments

• Fossils

• Molds

• Casts

Tags

NGSS.MS-LS4-1

Scientists who study fossils are called ____________.

Fossils in which minerals replace all or part of an organism.

• Casts

• Molds

• Petrified Fossils

• Mineralization

A hollow area in sediment in the shape of an organism or part of an organism. It forms when the hard part of an organism is buried in sediment.

• Molds

• Casts

• Trace Fossils

• Carbon Films

A copy of the shape of an organism.

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

This type of fossils are extremely thin coating of carbon on rock.

• Carbonization

• Molds

• Carbon Film

• Casts

This type of fossils provide evidence of the activities of ancient organisms.

Tags

NGSS.MS-LS4-1

Identify this type of fossil preservation.

• Trace Fossils

• Petrified Fossils

• Preserved Remains

• Original Materials

Tags

NGSS.MS-LS4-1

The age of the rock is compared to the ages of other rocks.

• Absolute Age

• Relative Age

Tags

NGSS.MS-ESS1-4

This age of the rocks is the number of years since the rock formed.

• Relative Age

• Absolute Age

Tags

NGSS.HS-ESS1-5