... constantPV)(11)()(2211221121VPVPVPVPRCTTnCWVV120lnVVnRTWQ4/29/2008 2Chapter XV The FirstLaw of Thermodynamics §1. Heat, work and paths of a thermodynamic process§2. Thefirstlawof thermodynamics §3. Kinds of thermodynamic processes§4. Thermodynamic processes ... gas4/29/2008 26Summary Thefirstlawof thermodynamics: ΔU = Q - W The change of internal energy The quantity of heat addedto the system The work doneby the system The work done by a system:21VVPdVW ... energyof a system: The internal energyof a system istheenergythatthe system owns.We can define:(Note thatthe internal energy does not include potential energy arisingfrom the interaction...
... heat engine that converts heat completely to work, that is, an engine with 100% thermalefficiency. This impossibility isthe basis ofthe following statement of The second lawof thermodynamics. 2.1 ... various processes in isolated systems show that For an isolated thermodynamic system ΔS ≥0 ,This is a quantitative statement ofthe second law. We have expressed the second lawofthermodynamics by ... IIElectromagnetism&Thermal Physics5/6/2008 3 Thefirstlawofthermodynamics gives the quantiative relations between the internal energyof a system and the quantities of heat and work that the system exchange with...
... than the Report recommended. This decision is entitled to deference. CLF makes an additional argument thatthe EPA made the impermissible assumption in setting the nitrogen limit that the District's ... intervals, the Act requires reevaluation of the relevant factors, and allows for the tightening of dischargeconditions. The Act's goal of "eliminat[ing]" the discharge of pollutants ... predict the level of nitrogen control needed misstates and misunderstands the different roles that scientific models may play in informingscience-based decisions. Here, the EPA states, and the recordreflects,...
... what part the language is playing, what it isthatthe participants are expecting the language to do for them in that situation, the symbolic organisation ofthe text, the status that it has, ... nature ofthe social action that is taking place: what is it thatthe participants are engaged in, in which the language is an essential component?+ The TENOR OF DISCOURSE concerns who is taking ... is thus a theory ofthe global distribution ofthe units ofthe grammar. The English grammatical rank scale recognized by Systemic Functional Grammar is as follows: In turn, each unit has their...
... and listen to my friends. (Q)Concerning the factors that caused the difficulties, 85% ofthe students supposed that they were because of their low English proficiency. The subject added that ... procedureAt the moment, the number of teachers who teach English speaking skill for the first- year students is 6. The number ofthe first- year English major students is estimated at more than 300. They ... grouped students ofthe same sex while only 20% ofthe students chose it and for the latter, group students of different sexes was the choice of 80% ofthe students but only of 10% ofthe teachers....
... neighbor) but more respect to the older and keep a bit distant between them. This can be illustrated with the percentage ofthe PPS 5 - Offer, promise ofthe informants to their new 10 year – older ... strategies used by English informants to their new friend at thefirst encounter in a party The table 7 isthe presentation ofthe PS used by the English informants to their new friend in a ... agreement + Offer, promise +be conventionally indirect).With the discussion above, the author can conclude that there is a gender influence when the English informants talk/ask the others about...
... It is an agency ofthe Department of Agriculture. The firstisthe threat of fire and fuel. This year, forest fires have burned more than three million hectares of land. Thatis almost two times ... expect, the area of warm air will be much larger during the summer than it is now. The impact on the jet stream will be that it will be located further north. The British Isles will then become ... them at any time. This control is crucial, as people benefit from feeling that they’re making their own decisions. That s one reason why children need to choose their own hobbies, instead of...
... enter the CFL, VNU in the hope that they would be accepted to another college using the marks they got at this exam. However, to their surprise, they passed it. The truth was that they passed the ... in English. The voice ofthe students was recorded and then played again for the students themselves to find out the mistakes they had made. After the students realized the mistakes they had ... Only when the students achieve this goal can we have good teachers of English for the young generation ofthe country. Thatisthe reason why these students must be made aware ofthe necessity...
... relevant to the thesis’s topic. Firstly, an account ofthe CLT theory is made. Secondly, characteristics of communication is discussed. Finally, the implementation of CA in the teaching of oral ... the student know clearly thatthe table is in the classroom.Teacher: Where isthe table?Student: The table is in the classroom.But if the teacher comes into the classroom and cannot see the ... Penner, 1995), isthat majority ofthe teachers in this study identified that although CLT requires teachers to have high proficiency in English, they believe their English knowledge is sufficient...
... until the end after the invention of printing in the 15th century. Thefirst significant decline in illiteracy came with the Reformation, when translation ofthe Bible into the vernacular became ... he often feels tired.C. The older Mr. Pike gets, the more often he feels tired. D. Mr. Pike likes to get old so that he often feels tired.2. I suggest turning off the air-conditioner. This ... was of value only to clergy and aristocracy. Thefirst known reference to “literate laymen” did not appear until the end ofthe 14th century. Illiteracy was not seen as a problem until the...
... one ofthe greatest laws ofthe universe, theLawof Attraction. You become what you think of most ofthe time but you also attract the things you think of more often. If you understand this, ... observe what there is, you only think of what there is and theLawof Attraction only gives you what there is. You must find a way of approaching what there is from another point of view. Most ... realize thatthe Secret is present everywhere. All you have to do is open your eyes and watch carefully. You have the proof oftheLawof Attraction in society when you see thatthe one who has the...