Download weathering

Weathering
Name _______________________
Site One: http://tinyurl.com/6h3w7m
Go through the module, read each section, and click next to move on.
1. Define weathering2. Define the two types of weathering:
a) Mechanical weatheringb) Chemical weathering3. How does the climate affect weathering?
Mechanical Weathering
1. What is an example of mechanical weathering?
2. What is frost wedging?
3. What type of environment does frost wedging usually occur in?
4. What is talus?
5. What is exfoliation?
6. When do fractures appear?
7. What type of rock does exfoliated more readily occur in?
8. Exfoliation occurs in dip slopes. What is a dip slope?
9. What is thermal expansion and contraction?
10. What is meant by “rocks are poor conductors of heat?”
11. In which climate does thermal expansion most readily occur in?
12. What affect does salt crystals growing in the rock pores have in rocks? (click START)
13. Where does crystal growth occur mostly in (locations)?
14. What affect does tree roots have on rocks? (click GROW)
15. What is abrasion?
16. Where does abrasion usually occur?
Chemical Weathering
1. What is chemical weathering?
2. How does climate affect chemical weathering?
3. How do rootlets affect cause chemical weathering?
4. What is one of the most important effects of chemical weathering?
5. What is a geologic feature that is a result from chemical weathering of limestone?
6. What do most people see that is a result of oxidation?
7. What is hydrolysis?
8. What is one of the products of hydrolysis?
9. How do people affect soil renewability?
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Play this game 3 times, record which factor and time you had to choose to complete the game:
Game 1 (factor______________ time ________________)
Game 2 (factor______________ time ________________)
Game 3(factor______________ time ________________)