Tectonic and structural landforms

Question 1

Underlain by crystalline rocks, generally metamorphosed lavas, coarse-grained igneous rocks

Answer 1

Cratons

Question 2

Zones of contacts are marked by ophiolite belts called ________.

Answer 2

Sutures

Question 3

2 types of cratons are ______ and _______.

Answer 3

shield and platforms

Question 4

Exposed igneous and metamorphic rocks

Answer 4

Shields

Question 5

Undeformed sedimentary rocks overlie the igneous/metamorphic basement

Answer 5

Platforms

Question 6

2 types of orogens

Answer 6

cordilleran and continental collision

Question 7

What are the landforms controlled by faults?

Answer 7

Sharp boundaries of uplands and/or valleys
Control/Strongly influence drainage patterns
Juxtaposing rocks of different degrees of resistance to erosion

Question 8

Steep on one side, gently sloping on the other

Answer 8

Cuesta

Question 9

Steep on both sides

Answer 9

Flatirons/ Hogbacks

Question 10

Stream cuts across the trend

Answer 10

Transverse

Question 11

Stream follows the trend

Answer 11

longitudinal