1. The pressure at the surface of the ocean is 1 atm (1 x 105 Pa). At what approximate depth in the ocean's salt water (p=1025 kg/m) would the absolute pressure be 2 atm? a. 1 m b. 5 m c. 10 m d. 100 m e. 1000 m 4. A ball weighing 6 N in air and having a volume of 5 x 104 m is fully immersed in a beaker of water and rests on the bottom. The magnitude of the buoyant force acting on the ball is most nearly: marioTerbyH a. 1 N b. 2 N c. apimany boc 3NT Simsmybor d. 4 N e. 5 N