Hard Science Quiz
Question 1 of 10
A pulpectomy is an endodontic treatment to cure an infection. By what name is this surgery also known?
Question 2 of 10
Between 1959 and 1972, nearly 5 million dolphins died in nets designed to catch what fish, leading to calls for "dolphin-safe" practices?
Question 3 of 10
Hydrogen is the first element on the periodic table. What is the second?
Question 4 of 10
In 1961, who had to bail out of Vostok 1, which crashed in a farmer's field?
Question 5 of 10
In 2010, the Journal of Neuropathology and Experimental Neurology reported that what athlete may not have actually had the condition named for him?
Question 6 of 10
On the '59 Caddy, something measured 42 inches and rose three and a half feet above the ground. What were they?
Question 7 of 10
The Gulf Stream is in the Atlantic. Where is the jet stream?
Question 8 of 10
Born on the island of Hispaniola, what famous ornithologist was the illegitimate son of a French sea merchant and his Creole mistress?
Question 9 of 10
Meaning "counterglow" literally, what German word describes a faint oval patch of light directly opposite the sun in the night sky, caused by reflection of sunlight by dust particles?
Question 10 of 10
The laughing owl was wiped out when the British reached what territory?
History Quizzes
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History Quiz
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History Questions
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80s Nostalgia Quiz
What videogame did you play in the 80s?
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History Trivia Quiz
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History Quiz
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Across the Pond: UK & USA History Quiz
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History Quiz
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History Quiz
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Geography Quizzes
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Geography Quiz
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Geography Quiz
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Geography Quiz
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Geography Quiz
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10 Question About Planet Earth
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HARD Science Quiz
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Music Quizzes
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10 difficult questions about John Denver
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Alternative Rock Music Quiz
Have you ever heard of any of these bands?
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Barbra Streisand Quiz
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Science Quizzes
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Science Quiz with challenging questions
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Quiz on Science.
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Quiz on Science
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Who Sang Quizzes
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Which artist performed these songs?
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Who sang these songs?
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Who Sang These 90s Songs?
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Who Sang These Songs?
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Can you tell us who sang these songs?
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Motown Legends: Can You Name the Artist Behind These Hits?
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Who were the singers of these songs?
Did you have all 10 songs correctly?
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Food & Beverage Quizzes
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Food Quiz
What is your favorite Guilty Pleasure?
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Quiz on Food and Beverage
What's your favorite pizza?
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General Knowledge Quizzes
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10 Questions about General Knowledge
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'Trivia Mix'
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Commence the quiz.
Try answering these 10 questions without cheating
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General Knowledge Quiz
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Tough General Knowledge Quiz
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Quiz that tests your knowledge in a challenging way.
Can you do better than a 5?
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Who Sang These Songs? Decade Edition!
At what decade did you fail? Leave in the comments
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Quiz Abruptly Ends
This is a General Knowledge Quiz with 15 questions
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Quiz on General Knowledge.
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Movie Quizzes
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Movie Quiz
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Movie Quiz
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Rewind to the 70s: Movie Quiz
Which of these have you seen in the cinema?
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Movies & Series Quiz
Which TV series have you watched more than once?
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Lights, Camera, Quotes!
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Math Quizzes
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10 Math Questions
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Math Quiz
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Math Examination
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Can you beat the score of this nurse?
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We bet you don't know a thing about who invented these things!
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Extremely Hard Science Quiz Even Einstein would scratch his head!