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Hard Science Quiz

Question 1 of 10

Offices got to junk their teletypes and telexes, thanks to what invention?

Question 2 of 10

What mathematical operation involves decreasing the minuend by the subtrahend?

Question 3 of 10

In which of the following activities would measuring volume be important?

Question 4 of 10

The Greek name for the Spanish artichoke gave us what name for another prickly plant, first encountered by Spanish explorers?

Question 5 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 6 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?

Question 7 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 8 of 10

In New England, they brace for nor'easters. What are they?

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?

Answer riddle/puzzle:

A River

Who Sang Quizzes

Who Sang These Songs?

We hope you know more than 5 artists

Average Score: 9

21% knows the answer to this question: "Who sang "Jailhouse Rock" (1957)? "
You think you know music?

prove us by naming all artists!

Average Score: 9

37% knows the answer to this question: "Which trumpeter enchanted listeners with "What a Wonderful World" (1967)? "
Can you identify the singer of these songs?

How many songs didn't you know?

Average Score: 7

67% knows the answer to this question: "Who made “Free Fallin’” a hit in 1989? "
Play Quiz

Average Score: 7

36% knows the answer to this question: "Who sang the emotional ballad “Nothing Compares 2 U” (1990)? "
Who Sang These Songs?

Prove us wrong and leave your score in the comments

Average Score: 8

47% knows the answer to this question: "Who sang the song, "Johnny B. Goode" (1958)? "
Which artists gave us these 70s & 80s classics?

Let us know your score!

Average Score: 8

83% knows the answer to this question: "Which Beatle moved us with "My Sweet Lord" (1970)? "

General Knowledge Quizzes

Difficult Knowledge Quiz

You will also fail at question 9

Average Score: 9

81% knows the answer to this question: " "
15 General Knowledge Questions

Did you got to the last question?

Average Score: 0

20% knows the answer to this question: " "
10 Mixed Questions

Drop us a comment when you score a perfect 10

Average Score: 4

21% knows the answer to this question: " "
Knowledge Quiz: Sudden Death Edition

Will you fail before question 10?

Average Score: 0

98% knows the answer to this question: " "
Ultimate Trivia Quiz

Are you ready?

Average Score: 5

53% knows the answer to this question: " "
General Knowledge Quiz

A perfect 10 might surprise you

Average Score: 4

61% knows the answer to this question: " "

Math Quizzes

Math IQ Test

Do you know the answer?

Average Score: 8

31% knows the answer to this question: "If it snows 1 inch per hour for 2 days, how many inches of snow is that? "
Math Quiz

Only those who are good with numbers stand a change!

Average Score: 8

88% knows the answer to this question: "How many feet long is a 100-yard football field? "
Challenging Math Quiz

You aren't smart enough to score a solid 10!

Average Score: 8

31% knows the answer to this question: "76 plus 36 gives which result? "
Math Quiz

We hope you can do better than a simple 5

Average Score: 9

90% knows the answer to this question: "180+124+68 equals what number? "
Math Quiz

Only those who are good with numbers stand a change!

Average Score: 8

68% knows the answer to this question: "What is the total of 25 + 53 + 32? "
Math Quiz

Absolutely no one scores higher than a 5

Average Score: 8

70% knows the answer to this question: "What is an estimate? "