Most of the oxygen in the air is produced by what chemical process?
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Question 2 of 10
Which of these devices would you most likely use to listen to music?
Question 3 of 10
Alfred J Gross invented this for doctors, who didn't like it, although the last people to use it were hospital doctors. Mind you, the tech behind it also powers garage openers. What is it?
Question 4 of 10
Which space probe landed on Mars in June 1999?
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Question 5 of 10
What country shares its name with an ink that is chemically inert, not affected by sunlight and virtually permanent?
Question 6 of 10
At 11:38 a.m., on January 28, 1986, just 74 seconds into its 10th mission, an O-ring ruptured, setting off a fiery explosion in the main fuel tank of which space shuttle?
Question 7 of 10
What happens to the pressure of water as depth under the water increases?
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Question 8 of 10
The grandfather paradox is held up as one of the risks of what improbable science fiction activity?
Question 9 of 10
Water freezes at what temperature?
Question 10 of 10
Wood's glass, which blocks most wavelengths of light, was originally used to encode messages. What kind of light does it let through?
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History Quizzes
10 Questions about History
Did you know enough for a 10/10?
Average Score: 4
85% knows the answer to this question:
"What was the name of the train that was Britains first streamline train service - launched on September 30th 1935?
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10 History Questions
Who knows enough for a 10/10
Average Score: 4
22% knows the answer to this question:
"What was one of the nicknames of the US's 369th Infantry Regiment?
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History Quiz
Sorry if you didn't score a 6 or higher
Average Score: 6
52% knows the answer to this question:
"What was Germany's main strategy for trying to conquer Britain in World War 1I?
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10 Questions about History
Do you like History Quizzes?
Average Score: 4
34% knows the answer to this question:
"What was the name of the chemical element created by the Berkeley University in March 1950?
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Quiz on History
We think you can do way better than a difficult 6
Average Score: 4
22% knows the answer to this question:
"In June 2013, the north of which country suffered terrible floods?
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Unbeatable History Quiz
Can you beat this quiz?
Average Score: 9
33% knows the answer to this question:
"Which Hun emperor is called the Scourge of God?
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This History Quiz is Rough
Try scoring higher than a 5
Average Score: 4
24% knows the answer to this question:
"In 1945, what three letter construction manufacturer was founded?
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History Trivia Quiz
Scoring higher than a 6 is impossible!
Average Score: 5
48% knows the answer to this question:
"What mountains were first crossed by Blaxland, Lawson and Wentworth in 1813?
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Are you wise enought?
Play Our History Quiz
Average Score: 4
61% knows the answer to this question:
"To which political party did George Washington belong?
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Geography Quizzes
Geography Quiz
Think you can find your way?
Average Score: 6
73% knows the answer to this question:
"One of the world's largest herds of what roam around the deserts of Australia?
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Play This Geography Quiz Now!
It's going to be impossible to score a 6+
Average Score: 6
98% knows the answer to this question:
"Which country lies directly south of Mongolia?
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HARD Science Quiz
We hope you're smart enough to score a 7+
Average Score: 4
56% knows the answer to this question:
"What is the capital of Kentucky?
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Geography Quiz
You're invited!
Average Score: 5
92% knows the answer to this question:
"What nationality is the explorer Vasco Nunez de Balboa?
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Geography Quiz
Did you find your way to the last question?
Average Score: 4
48% knows the answer to this question:
"Fulham is in which London postcode?
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10 Question About Planet Earth
Did you score a 10? Let us know below!
Average Score: 6
67% knows the answer to this question:
"Which is the largest continent on Earth?
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Geography Quiz
Thumbs up when you score a 10/10
Average Score: 5
82% knows the answer to this question:
"What was the middle name of the explorer Captain Scott?
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Music Quizzes
10 difficult questions about John Denver
Let us know your score in the comments
Average Score: 6
52% knows the answer to this question:
"What was John Denver's birth name?
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Barbra Streisand Quiz
Average Score: 3
44% knows the answer to this question:
"What is Barbra Streisand's middle name?
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Alternative Rock Music Quiz
Have you ever heard of any of these bands?
Average Score: 5
49% knows the answer to this question:
"Which band released the influential alternative rock album "OK Computer" in 1997?
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Science Quizzes
Quiz on Science
Did you complete the mission?
Average Score: 9
87% knows the answer to this question:
"What is a young kangaroo called?
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Quiz on Science.
Are you worthy of the respect?
Average Score: 7
44% knows the answer to this question:
"What sterile animal is produced when a male donkey breeds with a female horse?
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Can you get a better score than a 7?
Average Score: 7
98% knows the answer to this question:
"In WWII who flew around in a plane called Avalon, named for St George's lance?
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Who Sang Quizzes
Which artist performed these songs?
Can you answer more than 4 questions correctly?
Average Score: 9
82% knows the answer to this question:
"Who sang the famous song ”She Loves You” (1963)?
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Who Sang These Country Songs?
Question 10 is by far the hardest
Average Score: 8
52% knows the answer to this question:
"Who performed the hit "Ring of Fire" (1963)?
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Who Sang These Songs?
Do you think you can name at least 5?
Average Score: 9
91% knows the answer to this question:
"Who sang the famous song "Suspicious Minds" (1969)
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Who were the singers of these songs?
Did you have all 10 songs correctly?
Average Score: 5
73% knows the answer to this question:
"Who sang the famous song "Under Pressure" (1981) ?
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Who sang these songs?
10 Questions
Average Score: 9
63% knows the answer to this question:
"Who sang the famous song "Mandy" (1974)?
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Who Sang These Songs?
No one knows more than 6 songs
Average Score: 7
24% knows the answer to this question:
"Who sang the song, "Shoop"? (1993)
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Motown Legends: Can You Name the Artist Behind These Hits?
Can you match the song to the Motown legend?
Average Score: 7
79% knows the answer to this question:
"Who sang the song, "Tracks of My Tears" (1965)?
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HARD Who Sang These Songs?
How manny songs did you know?
Average Score: 7
95% knows the answer to this question:
"Who sang the famous song Night Moves (1976)?
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Can you recognize the vocalists of these songs?
Do you love to listen to music?
Average Score: 5
50% knows the answer to this question:
"Who sang the famous song ”Psycho Killer” (1977)?
"
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Food & Beverage Quizzes
Food Quiz
What is your favorite Guilty Pleasure?
Average Score: 6
64% knows the answer to this question:
"
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Quiz on Food and Beverage
What's your favorite pizza?
Average Score: 9
97% knows the answer to this question:
"
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General Knowledge Quizzes
10 General Knowledge Questions
Share your score and we give you our thumbs up!
Average Score: 6
83% knows the answer to this question:
"
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Quiz for Geniuses
Do you know how to solve this one?
Average Score: 5
78% knows the answer to this question:
"
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Quiz for Smart People
Are you smarter than him? Prove us!
Average Score: 5
20% knows the answer to this question:
"
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General Knowledge Quiz
A perfect 10 might surprise you
Average Score: 4
96% knows the answer to this question:
"
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General Knowledge Quiz
We bet you aren't a genius. Prove us otherwise!
Average Score: 6
83% knows the answer to this question:
"
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10 Trivia Questions
Are you a Trivia Titan?
Average Score: 4
49% knows the answer to this question:
"
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Mixed Trivia Quiz
Let us know your answers below
Average Score: 5
58% knows the answer to this question:
"
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Play Quiz
Average Score: 5
56% knows the answer to this question:
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General Knowledge Quiz
We would love to see your score below
Average Score: 6
47% knows the answer to this question:
"
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Literature Quizzes
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Movie Quizzes
Rewind to the 70s: Movie Quiz
Which of these have you seen in the cinema?
Average Score: 8
95% knows the answer to this question:
"Who directed the movie, "The Godfather" (1972)?
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Movie Quiz
Have no fear the answer is here
Average Score: 5
48% knows the answer to this question:
"Which of these Disney feature films was released first?
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Movie Quiz
We bet you will tap out!
Average Score: 5
76% knows the answer to this question:
"Karen Carpenter died of complications from which illness?
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Movies & Series Quiz
Which TV series have you watched more than once?
Average Score: 8
62% knows the answer to this question:
"Which 1972 film, directed by Francis Ford Coppola, is an adaptation of Mario Puzo's novel and portrays the rise and near fall of a mafia family in America?
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Movie Trivia Quiz
Scoring a 6 or better is harder than you think!
Average Score: 8
31% knows the answer to this question:
"What "sweet home" state appears in a 2002 Reese Witherspoon title?
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Lights, Camera, Quotes!
Who can get a perfect 10? Share if you did!
Average Score: 8
28% knows the answer to this question:
" "Here's looking at you, kid."
"
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Math Quizzes
Math Examination
Try scoring a 7+
Average Score: 9
86% knows the answer to this question:
"How many inches are in a foot?
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10 Math Questions
For you to solve
Average Score: 7
60% knows the answer to this question:
"Find the Highest Common Factor of these numbers - 38 and 57
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Math Quiz
We hope you'll score higher than a 3+4
Average Score: 7
96% knows the answer to this question:
"If you are 24 years old. How old will you be in 27 years time?
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Try this Proverbs quiz and see if you can find the missing word!
Everybody likes music, but how much do you know about it?