Fossils

What is a fossil?

• Fossils tell us about organisms that lived

long ago.

• They also tell us about how Earth’s surface

has changed over time.

• Fossils help scientists understand what past

environments may have been like.

• A fossil is remains of a living organism that

lived many years ago.

What do fossils tell us?

HOW IS A FOSSIL FORMED?

1- An animals dies


2- Soft parts decay. (skin and flesh)


3- Bones are buried under layers of sediment.


4- Bones + sand + Minerals turns into Rock.


5- Rocks shaped like bones are the Fossils.

FIVE MAIN TYPES OF FOSSILS

Bone

Fossils

Imprint

Fossils

Leaf

Fossils

Footprint

FossilsShell

Fossils


Bone

Fossils

• Solid rocks shaped like an

animal’s bone (skeleton).


• Solid rocks shaped like a

Shell (of a shellfish or a snail).

Shell

Fossils


Footprint

Fossils

• When an animal steps in the

mud then the mud turns to

solid rock with the shape of

the animals foot.


• When an animal or a plant

leaves a mark in the mud then

the mud turns to solid rock

with the shape of the animal or

the plant.Imprint

Fossils


Leaf

Fossils

• When a plant dies then it is

buried fast the plant leaves

turns to solid fossils with the

shape of the plant leaf.

Fossils

Science

Transcript of Fossils