Physics 6B Ch13worksheet

# Physics 6B Ch13worksheet - PHYSICS 6B Ch.13 Worksheet 1 The...

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PHYSICS 6B Ch.13 Worksheet www.clas.ucsb.edu/staff/vince/ 1) The Titanic was found in 1985 lying at the bottom of the North Atlantic at a depth of 4 kilometers. What is the pressure at this depth? (assume standard atmospheric pressure and that the density of seawater is 1025 kg/m 3 ) 2) One day while swimming below the surface of the ocean, you let out a small bubble of air from your mouth. As the bubble rises toward the surface, does its diameter (a) increase (b) decrease or (c) stay the same? 3) A flask of water (not completely full) rests on a scale. If you dip your finger into the water, without touching the flask, does the reading on the scale (a) increase (b) decrease, or (c) stay the same? 4) A person who weighs 720.0N in air is lowered into a tank of water to about chin level. He sits in a harness of negligible mass suspended from a scale that reads his apparent weight. He now exhales as much air as possible and dunks his head underwater, submerging his entire body. If his apparent weight while submerged is 34.3N, find (a) his volume and (b) his

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## This note was uploaded on 09/09/2011 for the course PHYSICS 6b taught by Professor Staff during the Spring '11 term at UCSB.

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Physics 6B Ch13worksheet - PHYSICS 6B Ch.13 Worksheet 1 The...

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