0% knows the answer to this question: "Back in the 1970s, why might you (or maybe your dad) have had an eight-track cartridge in the car? "

And do you know the answer to this one? "Which of these people swam for the United States in the 2004 Olympics?"

96% knows the answer to this question: "Which part of a pool keeps the water free of trash? "

And do you know the answer to this one? "What 1905 business in Pittsburgh, Pennsylvania, was originally known as a "nickelodeon"?"

98% knows the answer to this question: "President Harry Truman ordered the atomic bombing of which two Japanese cities? "

And do you know the answer to this one? "Which Asian country landed a rover on the Moon in 2013?"

97% knows the answer to this question: "Which country was placed under an international oil embargo in 2012? "

And do you know the answer to this one? "Which of these was a name commonly given to the 1920s?"

100% knows the answer to this question: "What did you see over _? "

And do you know the answer to this one? "Pick the correct sentence"

96% knows the answer to this question: "What is the piece of metal on a bridle that goes into the horse's mouth? "

And do you know the answer to this one? "The sharp angles and vivid hues Pablo Picasso painted were inspired by tribal masks from where?"

98% knows the answer to this question: "What is any picture of an object made with a mirror or lens called? "

And do you know the answer to this one? "What is the name of the part of government that actually produces money?"

98% knows the answer to this question: "The amount of nutrition in food is measured in what? "

And do you know the answer to this one? "A bartender at Hotel Metropole in Brussels is credited with creating what cocktail in 1949, when he mixed vodka and coffee liqueur?"

93% knows the answer to this question: "Which opera term matches "a castrated male prized for his high singing voice"? "

And do you know the answer to this one? "What is the name of the breathing condition in which airways narrow?"

93% knows the answer to this question: "In the early 1900's, John Larson invented a "polygraph" which is commonly known as what? "

And do you know the answer to this one? "In football, what is another name for a running play?"

99% knows the answer to this question: "Why are many flowers brightly colored? "

And do you know the answer to this one? "In a "drought", what is absent in terms of weather?"

98% knows the answer to this question: "What animated movie is based on "The Snow Queen" by Hans Christian Andersen? "

And do you know the answer to this one? "Warner Brothers considered making a sequel called Brazzaville, and in 1998 Michael Walsh wrote As Time Goes By, to continue what movie's story?"