1. Science Terms

2. Topsoil
The uppermost layer of soil
Top Soil

3. The layer of soil just below the uppermost layer of soil
Subsoil
The layer of soil just below the uppermost layer of soil
Subsoil

4. Unweathered rock that lies below the lowest layer of soil
Bedrock
Unweathered rock that lies below the lowest layer of soil
Bedrock

5. The preserved remains of a plant or animal that lived long ago
Fossil
The preserved remains of a plant or animal that lived long ago
Bedrock

6. A large mass of deposited sediment at the mouth of a river
Delta
A large mass of deposited sediment at the mouth of a river

7. Weathering The slow breaking apart or wearing
away of rock into smaller pieces

8. The movement of weathered rock material from on place to another
Erosion
The movement of weathered rock material from on place to another

9. Wind moving sand from a dune
Question
What is an example of erosion?
Wind moving sand from a dune

10. Large rocks wearing down
Question
What is an example of weathering?
Large rocks wearing down

11. How are weathering and erosion related to one another?
Question
How are weathering and erosion related to one another?