Even so straightforward a question as whether in the absence of friction a pound of lead falls faster than a gram of fluff was answered incorrectly by Aristotle and almost everyone else before the time of Galileo.
Even so straightforward a question as whether in the absence of friction a pound of lead falls faster than a gram of fluff was answered incorrectly by Aristotle and almost everyone else before the time of Galileo.
在没有摩擦力的情况下,是一磅铅还是一克软毛下落得快,这样一个简单的问题也被亚里士多德和当时几乎所有人答错,直到伽利略时代的到来.