เราสามารถแบ่งเปลือกโลกออกเป็นแผ่นๆ ได้กว่า 20 แผ่น โดยภูเขาไฟและแผ่นดินไหวมักเกิดขึ้นในบริเวณรอยต่อของแผ่นเปลือกโลกต่างๆ ดังเช่นบริเวณที่เรียกว่า วงแหวนภูเขาไปแปซิฟิก (the Pacific Ring of Fire)
We can divide the crust into sheets over 20 sheets by volcanoes and earthquakes often occur in the various joints of the plates. As an area called Ringed mountains to the Pacific (the pacific ring of fire).
We can divide the crust over the plate 20. phaen volcano and earthquake usually occurs in the joints of the crust, which is also known as ring mountain to the Pacific (the Pacific Ring of Fire.)
We can be divided into its shell, the world is more than 20 ppm by the Volcano and earthquake are often occurs in the area. The crust of the earth as the area is called the Pacific ring Mountain (the Pacific Ring of Fire).