Fossils

This type of fossil is made when an organism makes an impression in soil and then decays.

• cast

• mold

• original remains

Tags

NGSS.MS-LS4-1

Type of fossil that is created when sediment fills in a space created by a decayed organism

• cast

• mold

• original remains

Tags

NGSS.MS-LS4-1

Remains, imprints or traces of once-living organisms

• water
• superposition
• fossils 

Tags

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

NGSS.MS-LS4-2

A solid copy of the shape of an organism is...

• a fossil record

• a mold

• a carbon film

• a cast

Most fossils form when living things die and are buried by _______________ that hardens into rock over time.

• sediment

• people

• cement

• ants

Tags

NGSS.MS-LS4-1

An organism is ______________ if it no longer exits and will never live again on Earth.

• rare

• extinct

• plentiful

• missing

Tags

NGSS.MS-LS4-1

A hollow area in sediment in the shape of an organism or part of an organism is.....

• a cast

• a mold

• a trace fossil

• a petrified fossil

Scientist study the ____________________ to learn about the history of life, past environments on Earth, and how different groups of organisms have changed over time.

• fossil record

• animal record

• historical record

• Earth record

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Which of the following substances is not able to preserve entire organisms?

• sticky tar

• water

• amber

• ice

Tags

NGSS.MS-LS4-1

What type of rock is created through the compaction and cementation of rock pieces?

• Igneous

• Sedimentary

• Metamorphic

Answer explanation

Sedimentary rocks are also where we find fossils.