Quiz #17

10 October 2011

S.I. Session 17 Quiz

This quiz covers material from the lecture on Friday, October 7^th.

Part a) Match the term to its definition:

                TERMS:

a)Variscan                           b)The Caledonians                          c)Diamonds

d)Sedimentation              e)The Himalayas                               f)Taconic

g)Climate                             h)Craton                                              i)Pangaea

                DEFINITIONS:

1)__This mountain range is in Scotland, Ireland, and Norway and is the result of the collision of Laurasia with Baltica.

2)__The collision of India and Eurasia resulted in the formation of what mountain range?

3)__The stable interior of a continent.

4)__This ancient supercontinent is the end product of continental convergence.

5) __These are brought up to the Earth’s surface from great depth as magma rises up through an ancient craton.

6)__This orogeny occurred as Gondwana started to collide with Laurussia.

7)__ The fast erosion of the Himalayan mountains led to high rates of this geologic process.

8)__As a mountain grows taller and taller, it is constantly increasing its effect on this.

9)__In this orogenic event, an island arc collides with Laurentia.

Part b) Name the 4 eons in the geologic time scale:

Part c) True or False:

                Mark T (true) or F (false) in the blank provided:

                                1)__The earliest cratons formed before plate tectonics began.

2)__The earliest continental rocks formed at 4000 ma.

3)__The Alpine-Himalayan orogeny happened 2000ma.

4)__Earth’s oldest rocks are older than earth’s oldest minerals.

5)__As continents collide, orogeny thickens the crust and builds mountains.