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Your search for "igneous rock" returned 38 results
How Do Scientists Determine the Age of Dinosaur Bones?
science.howstuffworks.com/environmental/earth/geology/dinosaur-bone-age.htm
Every time a new fossil is found, one of the first things scientists determine is how old that fossil really is. But how do they determine it, and how can they be completely accurate?
5th-Grade General Knowledge Quiz
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Were you a whiz kid at school? How much do you remember from your days in 5th grade? Test your knowledge of 5th grade facts with this simple math, science, English, and history quiz!
Can You Give Us the Definition of These A-Z Science Words?
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Perhaps language arts wasn't your strongest subject in school, or maybe you're just a bit of a nerd! If you like science, then test your knowledge of science words with this quiz!
Can You Name All These Geography Terms That Start With S?
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You surely know how to recognize a straight line, a sound and a sight. But can you recognize a strait, a sound and a site? What about a shore? Test your geography skills and name all of these terms that start with S.
What Exactly Is the Eye of the Sahara, aka the Richat Structure?
science.howstuffworks.com/environmental/earth/geology/eye-of-the-sahara.htm
In the western Sahara Desert lies a natural wonder that has intrigued scientists and adventurers for centuries. Known as the Richat Structure — or, more commonly, the Eye of the Sahara — this massive geological formation resembles a giant eye.
The Ultimate Moon Quiz
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Wolves supposedly howl at it, a fairy tale claims a cow once jumped over it and legends say if you look hard enough, there's a man in it. Yes, the moon has a prominent place in popular culture, but there's a lot you might not know about Earth's little orbiting friend. Why doesn't it have soil? Why is its gravity so important? And are we really thinking of going back soon?
Unveiling the Pyrite Meaning: Healing Properties & Everyday Uses
science.howstuffworks.com/environmental/earth/geology/pyrite-meaning.htm
Uncover Pyrite meaning: a glittering symbol of wealth & protection. Explore its properties & spiritual significance. Delve into Pyrite's allure now.
Ancient Supervolcanoes Might Be Key to Our Energy Future
electronics.howstuffworks.com/everyday-tech/supervolcanoes-domestic-lithium-source-energy.htm
Where can the U.S. mine lithium? Learn more about domestic lithium sources and supervolcanoes in this HowStuffWorks article.
Can You Answer These Elementary School Questions Without Consulting a Child?
You might be a pub-trivia whiz, a college grad or an expert in your field ... but could you be decimated by a decimal or stumped by a stamen? Find out now with our quiz!
Crossword Puzzle Clues: How Many Can You Get Right?
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Some people master jigsaws, while others can lay waste to Sudoku or even a Rubik's Cube. But if you have a way with words, then you've got to be a crossword fan. What's a four-letter word to test your crossword skills? Take the quiz and see!