50% knows the answer to this question: "Which explorer gave the Pacific Ocean its name? "

And do you know the answer to this one? "What bird shares its name with the nickname of Norwegian explorer Amundsen?"

34% knows the answer to this question: "What is the square root of 144? "

And do you know the answer to this one? "Which country is home to the Kalahari Desert?"

35% knows the answer to this question: "Which country’s national flag features a blue Star of David? "

And do you know the answer to this one? "What cooking action involves incorporating air into cream or egg whites using rapid movements?"

64% knows the answer to this question: "What type of animal is a platypus? "

And do you know the answer to this one? "Which famous soul singer shares her last name with a season?"

91% knows the answer to this question: "What do you call a cupboard where canned goods and dry food are usually kept? "

And do you know the answer to this one? "Which U.S. Secretary of State played a key role in the Vietnam peace talks?"

45% knows the answer to this question: "Who sang "The House of the Rising Sun" (1964)? "

And do you know the answer to this one? "Who sang "Hotel California" (1976)?"

95% knows the answer to this question: "Who sang "I Heard It Through the Grapevine" (1968)? "

And do you know the answer to this one? "Who sang "Superstition" (1972)?"

75% knows the answer to this question: "Who sang "California Dreamin’" (1965)? "

And do you know the answer to this one? "Who sang "Smoke on the Water" (1972)?"

76% knows the answer to this question: "Who sang "ABC" (1970)? "

And do you know the answer to this one? "Who sang "Ain’t No Sunshine" (1971)?"

95% knows the answer to this question: "Who sang "My Girl" (1965)? "

And do you know the answer to this one? "Who sang "The Sound of Silence" (1966)?"

65% knows the answer to this question: "Who sang "A Whiter Shade of Pale" (1967)? "

And do you know the answer to this one? "Who sang "Son of a Preacher Man" (1968)?"

41% knows the answer to this question: "Who sang "I Got You (I Feel Good)" (1965)? "

And do you know the answer to this one? "Who sang "Brown Eyed Girl" (1967)?"