Friday, December 21, 2012

Blog Week 15

On Monday, we went over the assessments and I didn't do as bad as I though I got mostly threes and fours. We went over that phase energy has no temperature change and solid to liquid and liquid to gas are phase energies. Also that phase energy is also mΔHvap and mΔHfus Thermal energy has a temperature change and the equation is mcΔT=Q. On Tuesday, we started our soap project and I was in a group with Shannon, Mariah and Carly. We started by melting the soap base and when it was melted all the way we added in the scent and the food coloring we wanted. We then poured the melted soap into the molds. We left the molds for a day. On Wednesday, we took the soap out of the molds. We then wrapped the soap up in whatever we could find, to take them home. My group then discussed what we would do for our Evernote project, I did the product and the development part. On Thursday, we presented our Evernote project. I think it went well. We each did our part on google doc and I transferred all the work into Evernote. I thought the rest of the groups did a great job as well. I thought all the soaps turned out really well and the winners of the best soaps deserved it. On Friday, we did an ICS lab, which stands for ice cream social. This lab was suppose to show us a phase change water that was solid and we added salt. Salt will get in between the water particles and they will interrupt the attractions and it will melt the ice. For the LOL diagram Eth was 1  and Eph was 1; after Eth was barely 1 and Eph was 2. We learned that the freezing point depression is how you melt ice on driveways. We were trying to make ice/water to be below zero to freeze cream and make ice cream. We shook our bag for ten minutes and the ingredients in our bag mixed together and didn't turn into a complete solid. when we finally finished shaking our bag we got a vanilla milkshake. Mariah tried a little of it, but I didn't have time to try it. I hope it was good!

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