Chapter 10: Physical Characteristics of Gases Section 10-1 The Kinetic-Molecular Theory of Matter Prerequisites The kinetic-molecular theory is based on the idea that particles of matter are always in motion. The theory can be used to explain the properties of solids‚ liquids‚ and gases in terms of the energy of particles and the forces that act between them. ideal gas: an imaginary gas that perfectly fits all the assumption of the kinetic-molecular theory. Kinetic-Molecular Theory
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Finish Line & Beyond Science Class 9th Matter in Our Surroundings Characteristics of Particles of Matter States of Matter Effect of Change of Temperature Effect of Change of Pressure www.excellup.com ©2009 send your queries to enquiry@excellup.com Finish Line & Beyond Introduction Everything in this universe is made up of material which scientists have named “matter”. The air we breathe‚ the food we eat‚ stones‚ clouds‚ stars‚ plants and animals‚ even a small drop of water or a particle
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A Wheatstone bridge is an electrical circuit used to measure an unknown electrical resistance by balancing two legs of a bridge circuit‚ one leg of which includes the unknown component. Its operation is similar to the original potentiometer. It was invented by Samuel Hunter Christie in 1833 and improved and popularized by Sir Charles Wheatstone in 1843. One of the Wheatstone bridge’s initial uses was for the purpose of soils analysis and comparison.[1] -------------------------------------------------
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277 0.318 0.323 0.326 0.312 0.314 0.307]*10^5; TKelvin=T+273; % change to kelvin Tnew=1./TKelvin; knew=log10(kE5); R= 82.05746; %cm^3?atm.?K^?1.?mol^?1 polyfit(Tnew‚knew‚1) c1=polyfit(Tnew‚knew‚1); polyval(c1‚Tnew); plot(Tnew‚knew‚’b*’‚Tnew‚polyval(c1‚Tnew)) Command window >> classwork_week4 ans = 1.0e+03 * -2.8178 0.0134 %Question a)Equation 2 Tabs=298;% unit kelvin TKelvin_2=1/Tabs-1./TKelvin; polyfit(TKelvin_2‚knew‚1) c1=polyfit(TKelvin_2‚knew
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Stress analysis of tube & flat flange Note: Do not base your design decisions solely on the data presented in this report. Use this information in conjunction with experimental data and practical experience. Field testing is mandatory to validate your final design. Simulation helps you reduce your time-to-market by reducing but not eliminating field tests. Table of Contents Table of Contents 2 List of Figures 2 Description 3 Assumptions 3 Model Information 3 Study Properties 3 Units
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Context I was commissioned to create a piece of street furniture for the Kelvin Grove Urban Village. My fountain design‚ called ‘My Cup Spilleth Over’‚ represents East meeting West‚ which reflects the Brisbane’s social demographic and cultural fusion. The fountain features a ‘U’ shaped arc which cascades water down a series of large assembled Chinese teacups. These cups are hand painted in red and green‚ as these colours traditionally symbolise good luck in Asian culture. Planning 1.1
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Title: States of Matter Introductions: In this activity you will investigate the physical science of the different states of matter. You are going to see how different atoms and molecules (types of particles) change state (solid‚ liquid‚ and gas) when they are heated or cooled. 1. Click on the link: http://phet.colorado.edu/ This is a screen shot of the website: 2. Click the “Play with sims” button. 3. Click “New Sims”->Click “States of Matter: Basics”->Click “Run Now” This is a screen shot
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Types of Variables We can distinguish between two types of variables according to the level of measurement: 1. Continuous or Quantitative Variables. 2. Discrete or Qualitative Variables. A quantitative variable is one in which the variates differ in magnitude‚ e.g. income‚ age‚ GNP‚ etc. A qualitative variable is one in which the variates differ in kind rather than in magnitude‚ e.g. marital status‚ gender‚ nationality‚ etc. Continuous or Quantitative Variables Continuous variables can be classified
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Science far project | INTRODUCTION It has been proven that temperature does effect the growth of mold. Freezing temperature completely stops the growth of mold. HYPOTHESIS Bread mold will grow faster in a warm and damp environment. Also‚ light‚ temperature‚ & humidity influence the growth rates of bread mold. VARIABLES For this experiment‚ the independent variable is the environment in which the bread slice is kept. The dependent variable is the growth of bread mold. This is determined
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orientation‚ and denotes the exterior differential operator‚ then. The modern Stokes’ theorem is a generalization of a classical result first discovered by Lord Kelvin‚ who communicated it to George Stokes in July 1850. Stokes set the theorem as a question on the 1854 Smith’s Prize exam‚ which led to the result bearing his name. The classical Kelvin–Stokes theorem which relates the surface integral of the curl of a vector field over a surface Σ in Euclidean three-space to the line integral of the vector
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