37% knows the answer to this question: "Which part of the Sistine Chapel is famously the main focal point? "

And do you know the answer to this one? "What is the part of the picture that appears to be farthest away from the viewer called?"

83% knows the answer to this question: "What long-standing South African policy was discontinued in 1990? "

And do you know the answer to this one? "What is thought to be the only man-made object that can be seen with the naked eye from outer space?"

70% knows the answer to this question: "Who put forth the Theory of Relativity in 1905? "

And do you know the answer to this one? "Which invention came first?"

40% knows the answer to this question: "Which former president coined the phrase 'war on terror'? "

And do you know the answer to this one? "The Israeli flag features what six-pointed shape?"

67% knows the answer to this question: "Robert Doisneau is famous for an image of two people, doing what on a crowded Paris street in 1950? "

And do you know the answer to this one? "Which two letters follow years that occurred after the birth of Jesus?"

56% knows the answer to this question: "What preserved meat is an example of the earliest form of food preparation? "

And do you know the answer to this one? "John Smith is a character in which animated film?"

35% knows the answer to this question: "What candy bar was named after a popular dance? "

And do you know the answer to this one? "Jonas Salk discovered a vaccine for what disease?"

88% knows the answer to this question: "Even though he said that "the only thing we have to fear is fear itself," what president was extremely phobic about fire, especially after polio cost him the use of his legs? "

And do you know the answer to this one? "What was the name of the order that Abraham Lincoln issued, freeing all slaves under Confederate control?"

75% knows the answer to this question: "Who was the first Roman Catholic U.S. President? "

And do you know the answer to this one? "What was the name of President George H.W. Bush's mother?"

54% knows the answer to this question: "What are the Benelux countries? "

And do you know the answer to this one? "Which two famous rivers flow through Iraq?"

75% knows the answer to this question: "Which of these countries is the smallest in terms of size? "

And do you know the answer to this one? "Which language is spoken in Honduras?"

78% knows the answer to this question: "How does Gulliver, in "Gulliver's Travels", arrive in Lilliput? "

And do you know the answer to this one? "To which part of North America are alligators native?"