Geography Flashcards
1
Q
What are the layers of the earths called?
A
The crust, the mantle, the outer core and the inner core.
2
Q
What are convection currents?
A
Convection currents happen when magma is heated and it rises towards the surface. As it rises, it moves sideways and moves the plates with it.
3
Q
What is a destructive plate boundary?
A
When plates push together and the heavier plate goes underneath the lighter plate. This can earthquakes, volcanoes and fold mountains. These all can also occur when to plates collide and both are lifted up.
