Weight, apparent weight, and weightlessness | AP Physics | Khan Academy
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Weight, apparent weight, and weightlessness | AP Physics | Khan Academy
Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now! https://www.khanacademy.org/science/ap-college-physics-1 The gravitational force exerted by an astronomical body on a relatively small nearby object is called weight. The magnitude of the apparent weight of an object is the magnitude of the normal ...
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Burning fuel in zero gravity looks nothing like it does on Earth. 🔥 Here, hot air rises and cool air sinks — that’s what gives a flame its classic teardrop shape. But in space, there’s no “up” or “down.” No gravity means no convection currents. So, instead of flickering upward, the flame forms a perfect glowing sphere, burning slowly and evenly in all directions. A quiet fire, floating in the dark. 🚀 - #spacefacts #science #nasa #zerogravity #physics | How History Is Created
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Burning fuel in zero gravity looks nothing like it does on Earth. 🔥 Here, hot air rises
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