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Hard Science Quiz
Question 1 of 10
What mathematical operation involves decreasing the minuend by the subtrahend?
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Question 2 of 10
Offices got to junk their teletypes and telexes, thanks to what invention?
Question 3 of 10
A reflex movement in brain-dead patients causes them to cross their arms on their chest, as if they were mummies. What is this reflex's biblically inspired name?
Question 4 of 10
In which of the following activities would measuring volume be important?
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Question 5 of 10
The Greek name for the Spanish artichoke gave us what name for another prickly plant, first encountered by Spanish explorers?
Question 6 of 10
In New England, they brace for nor'easters. What are they?
Question 7 of 10
Even though it has just two-thirds the conductivity of copper, which metal is often used to conduct electricity because it weighs a third as much and is much more ductile?
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Question 8 of 10
Devised by Italian volcanologist Giuseppe Mercalli in 1902 and now largely replaced by the Richter scale, what does the Mercalli scale measure?
Question 9 of 10
How long does it take for the earth to spin around its axis and rotate completely?
Question 10 of 10
Which position from the sun is the Earth in our solar system?
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Answer riddle/puzzle:
A River
Who Sang Quizzes
Who Sang These Songs?
Prove us wrong and leave your score in the comments
Average Score: 8
60% knows the answer to this question:
"Who sang the song, "Johnny B. Goode" (1958)?
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Nobody can score a 6 or better in this love song quiz
Average Score: 7
85% knows the answer to this question:
"Who sang "I Will Always Love You"?
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Who is the singer of these songs?
Please tell us if you know more than 6 songs
Average Score: 9
83% knows the answer to this question:
"Who sang the famous song "Imagine" (1971) ?
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We dare you to take this quiz!
Who sang these songs?
Average Score: 0
85% knows the answer to this question:
"Who sang the famous song "There Must Be An Angel" (1985) ?
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Who Sang These Songs?
Let us know your score
Average Score: 8
49% knows the answer to this question:
"Who sang the song, "Stand By Me" (1961)?
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Who Sang These Songs?
Who is your favorite singer?
Average Score: 9
88% knows the answer to this question:
"Who sang the famous song "Twist And Shout" (1963)?
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General Knowledge Quizzes
10 Knowledge Questions
Play Quiz to Reveal Answer
Average Score: 8
92% knows the answer to this question:
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Can you make it to the end?
Sudden Death Knowledge Quiz
Average Score: 0
79% knows the answer to this question:
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Challenging Knowledge Quiz
Nobody nails this quiz
Average Score: 6
91% knows the answer to this question:
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Sudden Death Quiz
Did you need a retry?
Average Score: 0
20% knows the answer to this question:
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10 Challenging Questions
We are very sorry for these hard questions
Average Score: 4
57% knows the answer to this question:
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15 General Knowledge Questions
How far did you get?
Average Score: 0
54% knows the answer to this question:
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Math Quizzes
Math IQ Test
Do you know the answer?
Average Score: 8
45% knows the answer to this question:
"If it snows 1 inch per hour for 2 days, how many inches of snow is that?
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Math Quiz
We hope you're smart enough for these questions
Average Score: 8
39% knows the answer to this question:
"If you eat 23 sweets from a tub that contains 687 how many sweets do you have left?
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Math quiz for intelligent people
Average Score: 8
81% knows the answer to this question:
"What is 15 + 27?
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Mathematics Quiz
Do you know the answer?
Average Score: 9
58% knows the answer to this question:
"How many CD racks does it take to hold 300 CDs if each rack holds 75 CDs?
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Math Quiz Time!
Think you have what it takes to ace it?
Average Score: 9
46% knows the answer to this question:
"If you are 29 years old. How old will you be in 21 years time?
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SUDDEN DEATH QUIZ
Try to stay on your feet!
Average Score: 0
37% knows the answer to this question:
"How fast do you need to travel to go 150 miles in 3 hours?
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Can you beat the score of this nurse?
Very hard geography quiz, can you get more than 5 correct?