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Lecture

Phys 101Lec22B.pdf

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Department
Physics
Course
PHYS 101
Professor
Michael Chen
Semester
Summer

Description
Phys101 Lectures 2223Fluids I Key points Pressure and Pascals Principle Buoyancy and Archimedes PrincipleRef 101234567Page 1 101 Phases of Matter The three common phases of matter are solid liquid and gas A solid has a definite shape and size A liquid has a fixed volume but can be any shape A gas can be any shape and also can be easily compressed Liquids and gases both flow and are called fluids 102 Density and Specific Gravity The densityof a substance is its mass per unit volume3The SI unit for density is kgm Density is also sometimes given in 333gcmHow do you convert gcm to kgm36101001cmkgg333100011mkgmkgcmg 331011000mgcm 33Water at 4C has a density of 1 gcm1000 kgm The specific gravity of a substance is the ratio of its density to that of water
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