Wednesday, December 5, 2012

Thermal E - there's more? HMWK for Monday

Today in class:  work on this: https://docs.google.com/document/d/1srCXbtcMgOIM-XFd860ChMvcBwVGeQchdYZWPJQToZk/edit
Answer questions on the document and print it, OR write your answers on a sheet of notebook paper.  This counts as an optional assignment, so you may work on homework instead:
Read P. 266-270, and work p. 270#1-6  (all freshman classes) due Monday.
If you can access your edline account, you can get the online textbook and work on it in class today.


Tuesday in class we had demonstrations involving more undeniable proof that when energy changes forms, thermal energy is produced.  We saw friction between wood cause high enough temperatures to burn and smoke, discussed the efficiency of various methods of making light (incandescent, fluorescent, and LED), saw temperature change as a result of evaporation, and had a competition to get the highest temperature readings using friction.

Wednesday classes turned in homework (p.259), got to see test scores and ask questions about what/why items were missed, we had notes on Energy Transfer, and we had connections to work and changing thermal energy as we discussed states of matter and compressibility (found gases have no definite volume but liquids do) and how when a gas is compressed (work is done on the gas) it's temperature increases  (Fire Syringe demonstration was fun!)

** Switch Thursday and Friday activities!!**
Thursday I will be assigning new homework (Due Monday, Read p. 266-270 and p. 270#1-6) , we will go over answers from the homework turned in today, and we will have demonstrations involving conduction, convection, and radiation along with notes on specific heat and thermal E, temperature, and heat differences, and probably a reading involving the science of really cold.

Friday I will be missing several classes due to the ACT boot camp; hours 3-5 (and maybe all of them) will be meeting in the library.  There will probably be a couple of online assignments to try out, and they will be posted on this page as optional assignments sometime today or tomorrow.

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