Convergent Plate boundaries move towards each other. Compression stress happens here. Convergent plate boundaries create mountain ranges when two continental plates collide.It also creates volcanic arcs when one plate subducts under another plate.The cascade mountain range was created by convergent plate boundaries.In 2011 an earthquake struck Tohoku, Japan with the magnitude-9.0 killing more than 18,000 people.
Divergent Plate boundaries move away from each other. Divergent plate boundaries form mid-ocean ridges , volcanoes , and earthquakes.They occur in the east pacific ocean.