3rd Science: Weathering and Erosion

How does water and wind change rocks and soil overtime?

The breaking down of rocks into smaller pieces

The movement of weathered rock and soil

The hardened remains of a plant or an animal that lived long ago

________ tell scientist about plants and animals that lived on land and water long ago.

Scientist can learn information about extinct animals by studying __________ .

Scientist can learn information about __________ animals by studying fossils.

Some fossils, such as bones and teeth, look like the actual parts of animals because ___________ slowly replace the bones.

Some __________, such as bones and teeth, look like the actual parts of animals.

Fossils, such as dinosaur tracks in mud, or marks left behind are called _______ __________ .