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Glossary

Questions

1) Why is it important to study collision zones?

2) List the three main types of collision zones..

3) What rock types would you expect to find at these zones?

4) What are the mechanisms behind plate motion?

5) What are the resisting forces to plate motion?

6) How do mantle convection currents affect plate motion?

7)The geothermal gradient increases or decreases during thickening? (geothermal gradient is the rate at which temp. increases with depth)

8)) Name a situation in which collision is associated with thinning.

9) The lithosphere is stronger in compression or extension?

10) What is the compensation level?

11) A negative gravitational force drives extension or compression? 

12) What happens when the gravitational force equals the tectonic driving force?

13) Rheology is?

14) Does fixed boundary divergent collapse result in lithospheric thickening?

15) What sort of collison zone is the Swiss Alps?

16) How many stages of collision were there when the Swiss Alps formed? Whey were they?

16) What is the Tethys Ocean?

17) Outline the major events in the formation of the Swiss Alps.

18) What are some of the dominant geologic features present at collision zones?

19) Give examples for each of the types of collision zones.
Glossary
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