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We had the most amazing conversation at the diner table today, induced by a question by our son: “How heavy is air?” As it turns out, 1 m³ of air weighs about 1.3 kg! And the weight exerted on the human body by the atmosphere is about 10 tons! 🤯
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…in reply to @m_ott
Next question by the kids was, of course, whether we could, if there were no air around us, fly around just with the propulsive force of our farts. 😁💨