During an el niño year, there is increased precipitation in the southern united states, but the north is warmer and dry. where does the moisture causing the precipitation in the south come from? a) the pacific ocean b) the gulf of mexico c) the polar jet stream d) the southern atlantic ocean

answer: the rock sample is a sedimentary rock.

explanation:

it is given that:

mass of rock sample, m = 2.7 g

volume of rock sample,

so, density of rock sample will be

since, the density of rock sample is . hence, the rock sample is a sedimentary rock, whose densities varies between .

.) the observation by semmelweis that more mothers died of childbed fever when their doctors also worked in the morgue