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Basic World Trivia Quiz

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The Earth has experienced violent destruction that left beautiful scars. Mountains, valleys, islands and rivers paint the planet we know as the Blue Marble. What do you know about the Earth and the world in which we live? Can you pass a basic world trivia quiz?

Is homemade kombucha safe to drink?

recipes.howstuffworks.com/homemade-kombucha-safe.htm

You may think it's miracle health drink, but should you be brewing your own at home? Find out whether the risks outweigh the benefits.

Januarius, Februarius, Mars, Aprilis? How Each Month Got Its Name

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Ever wondered why January is called January and September is September? Here's how each month got its name.

20 of the Most Dangerous Sea Creatures in the Deep Blue

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The most dangerous sea creatures in the world don't always have large teeth like great white sharks or weigh over 10 tons (9 metric tonnes) like the killer whale. The sea creatures that are a threat to humans are often the smaller, more innocent-looking ones that carry lethal amounts of venom.

What Is the Largest City in the World by Population?

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Of the 8 billion people now inhabiting this planet, almost 60 percent live in urban environments in some pretty densely packed cities. Here are the top 10 megacities in the world.

How Many Oceans Are There?

science.howstuffworks.com/environmental/earth/oceanography/how-many-oceans-are-there.htm

The oceans take up most of the surface area of our planet and remain mostly unexplored. But how many oceans are there?

Lapis Lazuli: Crystal Properties, Origins and Uses

science.howstuffworks.com/environmental/earth/geology/lapis-lazuli.htm

This ancient rock adorns King Tut's coffin and the Sistine Chapel. And at one time it was more precious than gold. What is it about this deep blue rock that has drawn us in for centuries?

How Much Do You Really Know About the World?

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Earth is the only planet in our solar system that isn't named after a mythological god or goddess. It's not flat, but it's not a sphere either. We only have one Earth. What do you know about the planet?

Why do we study bugs?

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There are many reasons why we study bugs, from protecting crops to preventing the spread of disease. Learn more about why we study bugs at HowStuffWorks.

Which of These Random Things Is Heavier?

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Is it the 98 bricks or the 1,000 feathers that weigh more? You'll have to figure it out in this quiz! Take it to see what you can score!

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