What is the standard distance of the given points in figure 1? show all of your work for full credits. use the formula below to answer the question. if you have another set of points, say set b, and if the standard distance of the set b is 4, is the set a more compact or dispersed than set b?

When volcanoes erupt, magma (hot, molten rock) rises toward the surface of the earth. as magma cools, solid rock forms. this rock contains substances from the interior of the earth. which of the following natural resources is likely to be plentiful near subduction zones where volcanic activity has occurred in the past?