Fossil Review

The preserved remains or traces of an organism that lived in the past.

• shells

• paleontoloty

• photographs

• fossils

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

The study of fossils in order to understand events that happened long ago.

• archaeology

• paleontology

• biology

• zoology

Tags

NGSS.MS-LS4-1

The Fossil Record

• Provides evidence about organisms alive today.

• Provides evidence about future living things.

• Provides evidence about the history of life on Earth.

• Contains remains of organisms that died last week.

Tags

NGSS.MS-LS4-1

There is no direct evidence of the Earth’s earliest years due to the physical processes of the Earth which destroyed and reformed rock.

• True

• False

Tags

NGSS.HS-ESS1-6

Rock formed by the hardening of mud, sand, or clay.

• igneous rock

• metamorphic rock

• sedimentary rock

• ice

The marking left by an animal and may include a footprint, a trail, and a burrow.

• amber/ice

• cast

• mold

• trace fossil

When minerals in rocks fill a space left by a decayed organism, they make a replica, or cast, of the organism.

• cast

• mold

• trace

• imprint

A thin, object, such as a leaf, that falls into sediment and leaves an imprint when the sediment hardens into rock.

• amber and ice

• imprint

• mold

• cast

Tags

NGSS.MS-LS4-1

Minerals penetrate and replace the hard parts of an organism, producing copies of them.

• mold

• cast

• amber/ice

• petrified fossil

Forms when an organism is buried in sediment and then decays, leaving an empty space.

• cast

• mold

• petrified fossil

• ice/amber

Tags

NGSS.MS-LS4-1