Chemistry > QUESTIONS & ANSWERS > Physical Chemistry - 5.3.5 Explore: Using Alternative Energies Exploration Chemistry Sem 2 (All)

Physical Chemistry - 5.3.5 Explore: Using Alternative Energies Exploration Chemistry Sem 2

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5.3.5 Explore: Using Alternative Energies Exploration Chemistry Sem 2 1. How is geothermal energy being used in single-family homes? Use the link below to answer items A-D below. (10 points) ... The Guide to Home Geothermal Energy A. What is the principle behind geothermal energy? How can geothermal energy affect indoor temperatures in a home? (3 points) B. Describe the components of a geothermal system and how they work together. (3 points) C. Vertical underground coils use fewer materials than horizontal coils. Why would horizontal coils be used in some places? (2 points) D. How could you make sure that a geothermal system used only renewable energy? (2 points) 2. What’s new in solar energy? Use the link below to answer items A-C below. (8 points) Dye-Sensitized Solar Cells A. What is a dye-sensitized solar cell? What materials are used to make this type of solar cell? (2 points) B. What are some of the benefits of these solar cells? (3 points) C. Using information in this article, think up an innovative use for this type of solar cell. (3 points) 3. What do you think of when you think of a wind turbine? Use the link below to answer items A-C below. (7 points) Small wind turbine works at low wind speeds A. What features of this wind turbine could make it attractive to an average homeowner? (2 points) B. How is the operation of this wind turbine different from the operation of larger turbines you might see in wind farms? (2 points) C. Click on the Wind Map from the Department of Energy. Do you think one of these wind turbines would work well on your house or apartment building? Why or why not? (Note: 1 mi/hr = 0.45 m/s) (3 points) [Show More]

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