Active and Passive Plate Margins (Leaving Cert Geography): Flashcards
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10 cards from this deck
What are active plate margins?
What are active plate margins?
Areas of tectonic plate interaction with geological activity.
What geological events occur at active plate margins?
What geological events occur at active plate margins?
Frequent earthquakes and volcanic activity.
Name a landform created by active plate margins.
Name a landform created by active plate margins.
Fold mountains like the Andes.
What is a subduction zone?
What is a subduction zone?
Where an oceanic plate is forced below another plate.
Give an example of a transform boundary.
Give an example of a transform boundary.
The San Andreas Fault in California.
What are passive plate margins?
What are passive plate margins?
Areas with minimal geological activity and no plate interaction.
What characterizes geological activity at passive margins?
What characterizes geological activity at passive margins?
Little or no earthquakes or volcanic activity.
Where are passive plate margins located?
Where are passive plate margins located?
At the edges of tectonic plates, far from boundaries.
Name a landform of passive plate margins.
Name a landform of passive plate margins.
Broad continental shelves.
What processes dominate passive plate margins?
What processes dominate passive plate margins?
Erosion, deposition, and sedimentation.