Play This Science Quiz

Question 1 of 10

Water freezes at what temperature?

Question 2 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?

Question 3 of 10

Most of the oxygen in the air is produced by what chemical process?

Question 4 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 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

Which of these devices would you most likely use to listen to music?

Question 7 of 10

Which space probe landed on Mars in June 1999?

Question 8 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 9 of 10

What happens to the pressure of water as depth under the water increases?

Question 10 of 10

The grandfather paradox is held up as one of the risks of what improbable science fiction activity?

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