history|noun|all the events of the past; the study of past events
purpose|noun|the reason or desired effect for doing something; goal
remains|noun|the parts of something that are left after the rest has been destroyed or taken away; a dead body (&ldquo;His remains are buried in his home town&rdquo;)
study|verb|to make an effort to gain knowledge by using the mind; to examine carefully
valley|noun|a long area of land between higher areas of land
