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• n  the property of being comparatively small in weight

• Though she died a few hours after launch, her trip proved that a living passenger could survive being launched into orbit and endure weightlessness.
• The weightlessness took a while to master.
• It was weightlessness that made the difference.

• lightness

• heaviness

News & Articles

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• EIN News: Chinese Teacher Conducts Class from Space Lab
  WASHINGTON, June 13, 2013 /PRNewswire-USNewswire/ -- Attention, class. Our lesson today is about the physics of weightlessness. Your classroom will be a space capsule. Your teacher, Wang Yaping, will conduct class while floating in zero-gravity.That's the lesson plan for Chinese elementary and middle school students over the next few days. Wang, a 33-year-old teacher, is a member of the three ...
  June 13, 2013 - PR Newswire via Yahoo! News

Quotes

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• Jean-Francois Clervoy in Reuters
  This Airbus is a scientific research lab. It is unique in Europe and is the biggest aircraft in the world to provide weightlessness for the scientific community,French astronaut and Novespace director Jean-Francois Clervoy told Reuters.
• Rick Searfoss in Digitaltrends.com
  Lynx will be the 'Greatest Ride Off Earth,'said retired USAF Col. Rick Searfoss, XCOR test pilot and former pilot astronaut and Space Shuttle commander, in a statement. "The acceleration, the weightlessness, and the view will provide you...
• Sean Penn in Toronto Star
  Frankly, what I was familiar with, and this might be just the embittered old generation looking back at the ...... youngsters, but I felt that generally there was a shared weightlessness to most of what I was seeing,said Penn. "Nobody that...