Geography- Plate Tectonics Flashcards
1
Q
Theory of plate tectonics
A
States that the lithosphere is divided into a number of sections called plates. These plates are always in motion and the movement of one plate affects the movement of other plates.
2
Q
Tectonic plates move
A
Because of convection currents in the mantle.
3
Q
Convergent
A
Destructive
Earthquakes and volcanoes
4
Q
SIAL->
A
Intercratonic folding (mountains) Himalayas
5
Q
SIAL ->
A
Subduction
Andes Mountains South America
6
Q
Sima ->
A
Trench
Mariana’s trench
7
Q
Divergent
A
Constructive
Volcanoes
8
Q
SIAL SIAL
A
Rift Valley
African Rift Valley
9
Q
Sima sima
A
Ridge
Mid Atlantic Ridge
10
Q
Transform or slip strike
A
Passive
Earthquakes
San Andreas Fault
