From Flat to Fabulous: Inflating a Hot Air Balloon Explained
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YouTubevt.physics
From Flat to Fabulous: Inflating a Hot Air Balloon Explained
The science behind hot air balloon flight comes down to air density and buoyancy. When the envelope is laid out on its side, cold air is first blown in to give it shape, because the fabric is too limp to stand on its own. Once the pilot heats the air with the propane burner, the air inside the envelope becomes less dense than the cooler air ...
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你们的Air来喽，还有什么疑问的可以评论区交流下#iPhoneAir #爱锋贝小程序 #华强北 #苹果手机 #卡贴机 #激锋 #苹果卡贴机
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