Volume changes of the lifting gas due to temperature changes or to changes of altitude are compensated for by pumping air into internal ballonets (air bags) to maintain the overpressure. Without sufficient overpressure, the blimp loses its ability to be steered and is slowed due to increased drag and distortion.
Maurice Jarre The publisher credits Barry Devorzon and Perry Botkin with composing Nadia's Theme. Maurice Jarre.
âSuddenlyâ is a song from the soundtrack album Xanadu, and is the love theme from the 1980 film of the same name. The song is performed as a duet between Olivia Newton-John and Cliff Richard.