Physical Geology 101
Weathering and Mass Wasting Study Guide


After the "Weathering and Mass Wasting" lecture and readings you should be able to answer and discuss the following questions.

Define weathering and erosion.

How does weathering relate to erosion?

What is the relationship between physical weathering processes and the strength of earth materials?

Define each of the physical weathering processes.

How are Ice Wedging and Salt-Crystal Growth similar and different?

How are Exfoliation and Thermal Expansion similar and different?

Which of the physical weathering processes operates primarily in colder climates?

Which of the physical weathering processes operates primarily in arid climates?

Hydrolysis and Hydration both involve water (H2O). How are the two processes different?

Give an example of oxidation.

What two factors in a mineral will control whether or not ion exchange will take place?

Which acid is primarily responsible for dissolving rock in nature? How does this acid form?

Mass Wasting

After watching the Earth Revealed video "Mass Wasting" you should be able to answer and discuss the following questions.

Rank the processes of mass wasting in order from fastest motion to slowest motion.

Creep operates in two ways - explain the two methods and how this results in the downhill movement of earth material.

Compare and contrast slump and landslides.

What is the difference between a rockslide and an avalanche?

What is the primary force acting on earth materials during mass wasting?

What are the major causes of mass wasting?