1. Honors Env Sci 7 Dec 2009 Today: This is the only day in class you will have to work on lab reports – please ask questions and get as much done as possible Tomorrow: We will start a unit discussion on energy generation (How do we power our power plants?)

2. Honors Env Sci 8 Dec 2009 Today: Introduction to electrical energy generation – hydropower examples Homework: Work on heats of combustion lab report Warm up question: List at least Five different types of electrical generation plants – which do you think supply your electricity?

3. Honors Env Sci 9 Dec 2009 Today: Steam generation and cogeneration Most steam generators are fueled by combustion of fossil fuels, but not all Nuclear power and geothermal power plants also use steam generation & hydrogen and waste combustibles Steam turbines are not the only type of turbine Hot exhaust gases can also directly be used in what’s called a “gas turbine” We will look at a case study – the power plant at Bucknell University

4. Honors Env Sci 10 Dec 2009 Today: Nuclear Power – History – Technology – Pros and Cons – The weapons connection