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.
But the highlight of the evening, and the moment that had everyone whipping out their smartphones, was an unexpected musical performance by Into the Woods stars Christine Baranski, Tracey Ullman, and the one-and-only Meryl Streep, who emerged on stage in a glam jumpsuit to roars of applause.ith eye candy like the cast of Looking on hand as presenters, and Meryl Streep stopping by to take part in an Into the Woods medley, there was plenty of swooning and crooning at last Thursday's 30th annual Artios Awards, the Casting Society of America's (CSA) toast to the year's finest achievements in casting.