Good Riddles

Question: What is black white black white black white black white?

Question: You look east you look west your looking in both directions at the same time because there's a star you must reach. What are you actually doing?

Question: which is the longest word in the dictionary?

Question: Instruction manual, to and fro, if it’s wrong you'll still go - what is it?

Question: One day, a guy is on the street in the middle of the night , he saw some famous people . He suspect something is not right because the guy saw they are flying so he called a cop .But, the cop immediately went away after he said something to him,after that he knew he is wrong.What did the cop said?(three words)