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Energy Presentation Notes
Member rating: No Rating | Words: 2187 | Submitted: Sat Nov 24 2007
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Energy Presentation Notes Name: ____ The big picture: 1. Energy is defined as: ____ability to do work_____________ 2. Most energy resources on Earth originally derived their energy from the ___sun__. For each of the following identify their connection to the sun's energy. a. Fossil fuels __photosynthesis fueled plant growth which then decayed______ b. Wind ___sun heats the atmosphere causing convection currents____________ c. Hydroelectric/tidal _____________________________________________ 3. Ideal fuel sources are high in Potential energy. Potential energy is _stored_ energy. Identified where the potential energy is stored in each of the following fuel sources. a. Fossil fuels (oil/coal/methane) ___chemical bonds of molecules_______ b. Nuclear _____binding energy in nucleus & mass --> energy conversion_______ c. Hydroelectric _____height differential and gravity_____________ 4. Kinetic energy is energy of __movement__ and can be used to do work. 5. To compare fuel sources it is important to evaluate costs, availability, efficiency and environmental impacts. Fossil Fuels: 1. The three major fossil fuels used in energy production are: _coal, petroleum & methane_ 2....
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