QUIZ: What Came Out Of World War I? By NPR Staff • Mar 10, 2014 TweetShareGoogle+Email World War I was when the old world became the new. Here, a German cavalryman wears a gas mask and carries a long spear or pole, from two different ages of war. Topical Press Agency / Getty Images World War I shook up the world in a dramatic way — and from that chaos emerged inventions, words and other things we still use today. Can you identify them all?Copyright 2014 NPR. To see more, visit http://www.npr.org/. TweetShareGoogle+EmailView the discussion thread.