On a related note,
does it take less force to move a 20 ton blimp that is in the air filled with hydrogen than it does to move it on the ground ignoring friction from contact with the ground?
I'm no physicist but find it fascinating... so as a joke/problem I am trying to work out if filling my car's body panels, trunk, backseat area with helium or hydrogen would improve 0-60 performance and why. Assuming that I have hydrogen tight air bladders and neglecting weight distribution from...