1/4/10

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Honors Physics reviewed forces and fluids in preparation for Thursday’s exam. We’ll go over the homework assignment tomorrow and address any additional problems/questions for the test. Wednesday’s lab will center around Boyle’s Law – how the volume of a sample of gas varies with changes in pressure.

Physical Science B discussed the relationship between heat and work. From the observation that drilling cannon barrels caused water to boil, the ability of work to generate energy and energy to generate work has been studied and put to practical use. Tomorrow’s lab will allow you to examine heat transfer between substances graphically and use the heat formula to evaluate heat transfer and heat stored in these systems. On Wednesday, we will review the lab and the chapter material in preparation for Thursday’s exam.

Physics E had a chance to more thoroughly discuss the function of the calorimeters that they used in their labs and work a few practice problems focusing on calorimetry. Tomorrow, we will examine the relationship between heat and work and have a brief overview of the function of heat engines. Wednesday, a day of review…Thursday – exam.

Physics F and G spent time briefly reviewing the chapter so far and then moved into a discussion of gases. A lot of what we talked about today should have been review if you had chemistry – kinetic theory of matter, the gas laws, etc. We are looking at an exam for this chapter next Monday and will dip our toes into the next chapter prior to the exam. Not a problem, as the material will deal with temperature and that ties in nicely with our work on gases. The lab for this week will focus on one specific gas law – Boyle’s Law – which specifies an inverse relationship between pressure and volume for a gas sample.

Homework

Honors Physics A: Chapter 9 Mixed Review worksheet and Chapter Review items #20-22, 25, 40 and 66
Physical Science B: Complete the MCAS specific heat review items
Physical Science E: None
Physics F and G: Practice 9E #1,2 and the 9.4 Section Review on page 341

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