Why does the Atlantic not show signs of earthquake or volcanic activity but the Pacific does?

What causes the cyclical changes in the appearance of the moon?

Which of the layers of the earth has the following three characteristics? i. it is a solid outer layer. ii. it is between 3 and 30 miles thick. iii. it is separated into plates. a. the outer core b. the inner core c. the mantle d. the crust

The standard deviation of a population is 3.2.what is the margin of error? enter your answer in the box.