you travel to the northwest part of the United States, you can see the
beautiful Cascade Range of voicanic mountains in Viashington and
Oregon Explain how volcanoes like Mouni Rainier, Mount Saint Helens
and Mount Hood formed in this area.
The cascade volcanoes were formed by the subduction of the Juan De Fuca, Explorer and the Gorda Plate (remnants of the much larger Farallon Plate) under the North American Plate alone the Cascadia subduction zone
