Fossils

Layers of rock settled into oceans, lakes, and swamps that are millions of years old are called?

• Fraggle Rock

• Igneous Rock

• Sedimentary Rock

• Metamorphic Rock

What are fossils?

• The remains of organisms preserved in rock.

• The remains of organisms stuck in ice.

• The remains of organisms stuck in coal.

• bones

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

What happens to the softer parts of the animal as it lays dead in the swamp?

• It grows with shells attached to it.

• It becomes hard like a statue

• It becomes part of the fossil.

• It decomposes (breaks down and becomes part of the environment).

Tags

NGSS.MS-LS2-3

How does a fossil form?

• Animals give it minerals and it grows that way.

• Over very long periods of time, the sediments are squeezed and compacted and eventually harden into rock.

• They become part of trees.

• Ocean sand helps the bones become rocks.

Fossil records provide a lot of important information. What is one thing they do NOT provide?

• Information about the color of the animal's skin or fur.

• Information about the environment the animal lived in.

• The history of life on earth.

• Information about the climate and weather the animal lived in.

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NGSS.MS-LS4-1

A "cast" Fossil is...

Select the statement that is FALSE.

• very common

• very fragile and will break after leaving the ocean

• where minerals fill a mold and replicate an copy of the organism

• something that filled the space where an animal decomposed

Tags

NGSS.MS-LS4-1