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Your search for "Roller coaster -waltrip -elmo -ford -york -atlanta -carb -racer -hummer -midget -hudson -imperial -school -delorean -vacuum" returned 15 results

Breaking Down the Arc Length Formula

science.howstuffworks.com/math-concepts/arc-length-formula.htm

Arcs are an important aspect of geometry, physics, trigonometry and design work. However, curved lines are much more difficult to measure than straight lines, which is why it's important to familiarize yourself with the arc length formula.

The Great Planetary Conjunction of 2020

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In 2020, Jupiter and Saturn aligned so closely that, from Earth, they looked like they were practically touching. The last time we saw this was in 1226.

How Wave Pools Work

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When the heat sets in, there's nothing like a day at the water park to cool things down -- water parks and their massive wave pools are a huge weekend attraction. Ever wonder what kind of machinery it takes to produce a wave? Learn exactly how an oce

How Fear Works

science.howstuffworks.com/life/inside-the-mind/emotions/fear.htm

Fear is the brain's reaction to a stimulus where chemicals are released that raise the heart rate. Learn about fear and the different fear responses.

How Dark Matter Works

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For decades, stargazing scientists have been facing their own darkness on the edge of town as they try to explain one of astronomy's greatest mysteries: dark matter. Have they been successful, or will the universe carry its secrets for a long time?

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