Search Results | buoyancy
Your search for "buoyancy" returned 25 results
How Long Do Helium Balloons Last?
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Scenario: A helium balloon is up against the ceiling one day, and the next day it's on the floor. Does the balloon fall because the helium leaks out, or because the helium molecules slow down due to decreased pressure?
How Icebergs Work
science.howstuffworks.com/environmental/earth/geophysics/iceberg.htm
Icebergs are a lot more than just giant chunks of floating ice. Learn about icebergs and find out how icebergs can affect the ocean around them.
What makes you dizzy when you spin?
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Dizziness happens when the part of your body that detects motion sends the wrong signals to your brain. Find out what causes dizziness when you spin.
How Astronauts Work
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Astronauts are adventurers and scientists who work in space. Learn who astronauts are and what they do in space and on Earth.
River-bottom Bones: The Strange World of Underwater Fossil Hunting
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Not all fossils are found on dry land. In fact some of the most fascinating fossil finds in history have been submerged for centuries.
NOAA's Argo Program Has Been Observing the Oceans for Two Decades
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NOAA's Argo program distributes floating observatories across the globe. Why? They collect data about the world's oceans that is critical to understanding the planet.
How Floating Bridges Work
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Bridges span the gap and help us get from point A to B, but who knew they could float, too? Find out what the deal is with floating bridges in this article.
Is Styrofoam Recyclable?
science.howstuffworks.com/environmental/green-science/polystyrene-recycling.htm
Polystyrene -- the plastic used in items ranging from plastic forks to take-out boxes to life rafts -- can be recycled, but not without costs. What does it take to recycle polystyrene?
How Weightlessness Works
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As the International Space Station astronauts return to Earth after a three-month stay, learn about the effects of weightlessness on the body.
How the Venice Tide Barrier Project Works
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It's a recipe for disaster: Venice is sinking, and the waters around it are rising. Can the controversial MOSE project save Italy's famous city with a series of aqua gates?