Key Pdf | Section 15.3 Energy Resources Answer

Why is uranium considered a nonrenewable resource even though it is not a fossil fuel?

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Moving water turns a turbine within a dam. While it is highly efficient and clean, building large dams can destroy local aquatic ecosystems and displace communities. section 15.3 energy resources answer key pdf

They create substantial air pollution and are finite resources. 5. How can energy resources be conserved?

The Sun . Solar energy drives the water cycle (hydroelectric), heats the atmosphere unevenly (wind), and allows plants to grow via photosynthesis (biomass).

Using less energy to perform the same task by utilizing better technology (e.g., replacing incandescent light bulbs with LED bulbs, buying Energy Star appliances, or driving hybrid/electric vehicles). Summary Key for Quick Review Energy Resource Primary Benefit Primary Drawback Coal Nonrenewable Cheap, abundant High carbon emissions Petroleum Nonrenewable High energy density, versatile Oil spills, air pollution Nuclear Nonrenewable Zero air pollution during operation Radioactive waste disposal Solar Unlimited, clean High upfront cost, weather-dependent Wind Cheap operation, clean Noise, hazard to birds, intermittent Hydroelectric Consistent baseline power Destroys river ecosystems Why is uranium considered a nonrenewable resource even

Where does the energy in most renewable resources originally come from?

Converting sunlight into electricity. It’s "free" energy once the panels are up, but it’s intermittent (doesn't work at night). Geothermal: Using heat from beneath the Earth’s crust.

Many academic curriculums, such as Pearson Physical Science, use this section to cover the fundamentals of how society generates and consumes power. What is Section 15.3: Energy Resources? If you share with third parties, their policies apply

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Nonrenewable resources exist in limited quantities. Once they are used, they cannot be replaced except over millions of years.