Scientistsstudythenaturalworldbyusing“scientificm...
问题详情: Scientistsstudythenaturalworldbyusing“scientificmethod”.Whenascientistobservessomephenomenoninnature,hedevelopsanidea,calledatheoryorhypothesis(假设),aboutwhatishappening.Thenhed...
问题详情: Scientistsstudythenaturalworldbyusing“scientificmethod”.Whenascientistobservessomephenomenoninnature,hedevelopsanidea,calledatheoryorhypothesis(假设),aboutwhatishappening.Thenhed...