plate boundarys
- Created by: egreen01
- Created on: 16-10-15 10:20
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- plate boundary
- destructive
- oceanic plate is sub ducted under the continental plate
- oceanic is thinner and denser, continental plate is lighter and thicker
- convection currents in mantle move them
- tension is made a sudden movement sends out shock waves
- this causes an earthquake
- conservative
- plates move past each other but at different speeds
- they sang and tension builds up
- a sudden movement sends out shockwaves
- causes an earthquake e.g. San Andreas Fault
- constructive
- plates move away from each other
- magma rises in the middle
- a sudden movement sends our shockwaves
- causes an earthquake
- destructive
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