1. Tuesday, April 28, 2015 B-Day Objective: YWBAT describe the advantages and disadvantages of different energy sources. Drill: Create a concept map using the following words; Biomass, Nonrenewable resources, Coal, Wind energy, Energy resources, Petroleum, Gasohol, Natural gas, Hydroelectric power, Gasoline, Jet fuel, Solar energy, Renewable resources Homework Energy Sources Poster Project due 1/13 Return NorthBay forms

2. Did you know…? There are essentially three sources that could be responsible for the global warming that scientists see: The sun, the earth's reflectivity, and greenhouse gases. Scientists have looked carefully at each of these factors. The only one where the data matches up is greenhouse gases -- levels of these gases have risen sharply as we burn more fossil fuels.

3. Today’s Activities  Drill  Review Energy sources Graphic Organizer  Introduce Energy Sources Project  Conclusion

4. Closure Explain the difference between biomass and gasohol.

5. Conclusion Answer Biomass is organic matter that contains stored energy, while gasohol is a fuel made from plant biomass.