Which list shows the steps by which surface water can become groundwater? O A. Zone of saturation → zone of aeration → precipitation
B. Precipitation → zone of aeration → zone of saturation
C. Zone of saturation - precipitation → zone of aeration
D. Zone of aeration → zone of saturation > precipitation
SUBMIT

clinically, some people often have repeated allergies, eczema and respiratory infections or other parts of the infection, in this case, in addition to some routine tests such as tests for white blood cells, immunoglobulin series, lymphocyte subsets, etc., the five immune immunoglobulin tests are also necessary.

when atoms of different types of elements join together, they make molecules called compounds. water consists of compound molecules made up of 2 hydrogen atoms and 1 oxygen atom. this is why it's called h2o. water will always have 2 times the number of hydrogen atoms as oxygen atoms.