Name______________________________________
Weathering and Soil Guided Reading
Date______________
Block_____________
Directions – Answer the following questions by reading pages 126-138 in your Earth Science textbook
Weathering
1. What is weathering?
2. What is mechanical weathering?
3. In mechanical weathering is the rock’s mineral composition being changed?
4. What are the 3 main types of mechanical weathering?
List them in the 3 spaces below and EXPLAIN WHAT IS HAPPENING DURING EACH PROCESS
1.
2.
3.
5. What is chemical weathering?
6. The most important agent of chemical weathering is _________________________.
7. How does water promote chemical weathering?
There are 2 ways, EXPLAIN BOTH OF THEM
8. Besides amount of surface area exposed to the elements, what are the other 2 factors that affect the rate of weathering?
Soil
9. What is regolith?
10. What is soil?
11. What are the 4 major components of soil?
12. What are the 5 important factors in soils formation?
13. What is parent material?
14. How does time affect soils formation?
15. What is the main source of organic matter in soil?
16. According to the soil profile, what are 4 ways that soils vary?
17. What do you find in the A horizon?
18. What do you find in the B horizon?
19. What do you find in the C horizon?
Name______________________________________
Weathering and Soil Guided Reading
Date______________
Block_____________
Directions – Answer the following questions by reading pages 126-138 in your Earth Science textbook
Weathering
1. What is weathering?
2. What is mechanical weathering?
3. In mechanical weathering is the rock’s mineral composition being changed?
4. What are the 3 main types of mechanical weathering?
List them in the 3 spaces below and EXPLAIN WHAT IS HAPPENING DURING EACH PROCESS
1.
2.
3.
5. What is chemical weathering?
6. The most important agent of chemical weathering is _________________________.
7. How does water promote chemical weathering?
There are 2 ways, EXPLAIN BOTH OF THEM
8. Besides amount of surface area exposed to the elements, what are the other 2 factors that affect the rate of weathering?
Soil
9. What is regolith?
10. What is soil?
11. What are the 4 major components of soil?
12. What are the 5 important factors in soils formation?
13. What is parent material?
14. How does time affect soils formation?
15. What is the main source of organic matter in soil?
16. According to the soil profile, what are 4 ways that soils vary?
17. What do you find in the A horizon?
18. What do you find in the B horizon?
19. What do you find in the C horizon?