The balloon will float until the density of its gas equals the density of the surrounding air. The density of the air decreases as altitude increases; because of gravity; gas molecules are more sparse at higher elevations. The air is thinner at high altitudes.
The latest big moment came when he landed the part of Meryl Streepâs bandmate and lover in director Jonathan Demmeâs new film, Ricki and the Flash, which opens Friday (Aug. 7). Meryl Streep Covers Gaga, Springsteen, Petty for New Film, 'Ricki and the Flash'. And it almost didnât happen.
We played Beatles, Kinks. âYou Really Got Me.â Iâd love to hear Meryl Streep sing âYou Really Got Me.â Well, a lot of times sheâd just sit out and watch. She said it was the most fun sheâd ever had on a set. Because everyone loves music, and we all grew up in the same era and have the same childhood memories.