Monday, December 5, 2011

Thermal E & Work

Hmwk now due Thursday:  Read p. 154-165.  P. 159#1-7, p. 165#1-7  <-- I listed the wrong page # in class. 
Today in class: Defined Heat, Thermal E, Temperature, discussed research about near "absolute zero" temperatures, and related doing work on something to changing its energy - even directly giving it thermal energy, and had hands-on examples: syringes and compressed air changing temperature and producing mini-clouds of condensed water vapor when they rapidly did work on their surroundings, using their internal energy, and cooled.

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