Distribution of Oceans and Continents

Question 1

Tillite

Answer 1

Sedimentary rock formed out of glacier deposits

Question 2

Bulge at the Equator is due to?

Answer 2

Rotation of the Earth

Question 3

Drifting forces in CDT are?

Answer 3

Pole Fleeing Force (Coriolis Force) and Tidal Force

Question 4

Minor Plates are?

Answer 4

Remember: JAN and Caroline Floated between Philippine and Caribbean Concurrently

1. Juan De Fuca
2. Arabian
3. Nazca
4. Caroline
5. Fuji
6. Philippine
7. Caribbean
8. Cocos

Question 5

Rate of plate movement

Answer 5

Slowest → Arctic Ridge (<2.5 cm/year)

Fastest → East Pacific Rise (>15 cm/year)

Question 6

C-C Convergence

Answer 6

1. Fold Mountains: Himalayas, Alps, Appalachians
2. Metamorphism

Question 7

O-C Convergence

Answer 7

1. Fold Mountains: Andes and Rockies
2. Trenches
3. Continental Arcs: Cascade Range and Western Chile Range

Question 8

O-O Convergence

Answer 8

Island Arcs: Indonesian, Philippine, Caribbean, Japanese Island Arcs

Question 9

C-C Divergence

Answer 9

1. Block Mountains - Vosges
2. Lakes
3. Volcanoes (Acidic)
4. Rift Valley - Great African Rift Valley and Rhine Valley

Question 10

O-O Divergence

Answer 10

1. Elongated Sea
2. Large ocean Mid - Oceanic Ridge

Question 11

C-C Transform and O-O Transform

Answer 11

Continental faults and Ocean faults are formed

Question 12

Mantle Plume active/hotspot places are?

Answer 12

1. Hawaii
2. Yellowstone
3. Galapagos
4. Iceland
5. Afar (Ethiopia)