12/19/11

A Bunch of Hot Air

Everyone was working on gases today, among other things and that wraps up the new information for the chapter and Wednesday's exam. B and E Blocks discussed the ideal gas law and its derivations (Boyle's, Charles's and Gay-Lussac's laws) and the homework problems tonight focus on working with the ideal gas law. I posted one video over the weekend (9.4 #4) and here's another to help you work through some of the ideas:

9E #3



C Block reviewed their gas law homework, then began a practice test that we will use as part of our exam review tomorrow. F Block went over the same homework, but then moved to the buoyant forces lab that allowed them to see the variation in pressure with depth in a column of fluid and work with the pressure-with-depth formula (which was a special case of Bernoulli's equation for static fluids). We'll go over the lab in class tomorrow and walk through the chapter as part of our review for Wednesday's exam.

For all blocks, when we return from break, the topic of interest will be heat, so prepare for a little bit of a gear change...

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