Plate Tectonics Flashcards
1
Q
How do plates move?
A
Because of Convection Currents.
2
Q
What is the ring of fire?
A
The borders of tectonic plates.
3
Q
How many major tectonic plates are there?
A
- (One for each continent)
4
Q
What is a hot spot?
A
A hot spot is an area from the mantle where heat rises deep within Earth. And because of higher heat, and low pressure in the Lithosphere, it melts rocks and forms magma, The magma then pushes/rises through the cracks and erupts to form volcanoes.
5
Q
How did we understand the location of mid-ocean ridges?
A
Using information from sonar.
