Destructive plate boundaries Flashcards
What type of movement occurs at a destructive plate boundary?
Plates move towards each other.
Which types of crust can be involved in a destructive plate boundary?
1 oceanic and 1 continental
Which hazard(s) are created at a destructive plate boundary?
Volcanoes, Earthquakes and Tsunamis
What term is used to describe one plate being forced underneath?
Subduction
What feature is created when one plate is forced underneath?
Subduction Zone - Deep Sea Trenches
Give an example of a destructive plate boundary?
Where the Nazca plate is forced beneath the South American plate.
What happens to the plate that has been forced downward into the mantle?
It melts and forms magma
What is created as a result of friction between the plates (in the Benioff zone)?
Earthquakes
What type of volcano is common at destructive plate boundaries?
Composite volcanoes
What term do we give to the solid outer layer of the earth, made up of the crust and upper mantle?
Lithosphere