76% knows the answer to this question: "What is Hydrogen's chemical symbol? "

And do you know the answer to this one? "What fluid-filled sac surrounds the human embryo?"

65% knows the answer to this question: "In 2001, what country's Luftwaffe pilots claimed to have been the first to break the sound barrier, back in 1945? "

And do you know the answer to this one? "Who was the Duke of Lauenburg?"

82% knows the answer to this question: "What is the highest mountain in Japan? "

And do you know the answer to this one? "What city in Saudi Arabia is regarded as the holiest city in the religion of Islam?"

52% knows the answer to this question: "What playful word describes the fatty streaks found in meat? "

And do you know the answer to this one? "What were the games that were held in Greece to honour the god Zeus called? "

33% knows the answer to this question: "Who sang the famous song "We Will Rock You" (1977) ? "

And do you know the answer to this one? "Who sang the famous song "Take A Chance On Me" (1977) ?"

94% knows the answer to this question: "Hieroglyphics are associated with which of these countries? "

And do you know the answer to this one? "In which U.S. state will you find the cities of Virginia Beach, Norfolk, Chesapeake and Richmond?"

64% knows the answer to this question: "What do the penguins in "Happy Feet" love to do? "

And do you know the answer to this one? "Schindler's "..." (1993)"

79% knows the answer to this question: "In 1997, NASA's Pathfinder space probe lands on the surface of which planet? "

And do you know the answer to this one? "Who killed Abraham Lincoln in 1865?"

39% knows the answer to this question: "What Spanish-speaking nation got its name from its position on the Equator? "

And do you know the answer to this one? "In what year did France and Britain declare war on Germany?"

80% knows the answer to this question: "Ireland's population grew phenomenally because of what New World food, then shrank again when the fungus Phytophthora infestans struck the crop in the 1840s? "

And do you know the answer to this one? "What is the name of the Ukrainian power plant where a major nuclear accident occurred in 1986?"

52% knows the answer to this question: "What inventor of the corn flake was also celibate, which is especially weird when you consider that he was married? "

And do you know the answer to this one? "What is the term for playing computer games on the Internet?"

82% knows the answer to this question: "Which integer represents a temperature of 3 degrees below zero? "

And do you know the answer to this one? "A barrel of which linking animals was a popular 70s toy?"