KnowraHot air balloonLinked fromLinked fromThe 12 pages that link to Hot air balloon, each with the reason it gives.All 12Broader topic 6Related 1Narrower topic 1Compared with 4BuoyancyBroader topic: The surrounding air supplies buoyant force when the balloon displaces heavier air.BallooningBroader topic: Heating the envelope's air lowers its density and produces lift.Montgolfier brothersBroader topic: The brothers’ defining invention used heated air to lift a large fabric envelope.Charles's lawBroader topic: Heating the enclosed air expands it and lowers its density at roughly ambient pressure.AerostaticsBroader topic: Heating air provides lift without requiring a separate lifting gas.AerostatBroader topic: It uses heated air rather than a separate lifting gas.