![[BKEYWORD-0-3] Hot Air Balloon Analysis](https://thumbs.dreamstime.com/b/hot-air-balloon-infographic-vector-illustration-flat-style-design-66029998.jpg)
Hot Air Balloon Analysis Video
Hot Air Balloon AnalysisFor an analysis, why is it best to consider the control volume as moving?

Outline this moving control volume that contains the air in the balloon. Indicate the open control surface, and show the positive direction of its area. Also, indicate the magnitude of the velocity and its direction through this surface.

Identify the local and convective changes that occur. Assume the air to be incompressible.]

I think, that you are not right. I can prove it.
It is remarkable, this amusing opinion