Obviously, clerical temps need to be proficient in at least basic office skills. They should be able to type, whether on a typewriter or a computer keyboard, and produce documents that are free of typographical, spelling and grammar errors. Although many positions do not require 10-key skills, others do, so 10-key proficiency is desirable.
A. Scientific theories are proposed answers to questions. B. Scientific theories are never proven. C. Scientific theories become hypotheses. D. Scientific theories summarize patterns found in nature. Weegy: The TRUE statement about scientific theories is : Scientific theories are never proven.
Although a theory generally contains hypotheses that are still open to revision, sometimes it is hard to know where the hypothesis ends and the law or theory begins. Albert Einstein's theory of relativity, for example, consists of statements that were originally considered to be hypotheses (and daring at that).