Energy Sources and Environmental Impact
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Questions and Answers

What type of energy does the earth’s core provide?

  • Geothermal energy (correct)
  • Wind energy
  • Hydraulic energy
  • Solar energy
  • Which process enables plants to utilize solar energy?

  • Fermentation
  • Photosynthesis (correct)
  • Evaporation
  • Fossilization
  • What defines renewable energy sources?

  • They require fossil fuels for production.
  • They can be replenished within human lifespans. (correct)
  • They can be extracted indefinitely.
  • They only include solar and wind energy.
  • Which of the following is not considered a renewable energy source?

    <p>Fossil fuels</p> Signup and view all the answers

    What is an example of a biofuel created from biomass?

    <p>Biodiesel</p> Signup and view all the answers

    Which country generates more than 99% of its electricity from renewable sources?

    <p>Costa Rica</p> Signup and view all the answers

    What are non-renewable energy sources characterized by?

    <p>They take millions of years to form.</p> Signup and view all the answers

    How does solar energy contribute to the hydrologic cycle?

    <p>By causing evaporation.</p> Signup and view all the answers

    Which of the following statements is true regarding the distribution of energy?

    <p>Some nations have a higher reliance on renewable energy than others.</p> Signup and view all the answers

    Study Notes

    Energy Sources

    • Energy for buildings, manufacturing, and transportation comes from various natural sources.
    • Geothermal energy comes from the Earth's core.
    • Tides are created by the gravitational pull of the moon and sun.
    • The sun's radiation creates wind, the hydrologic cycle, and photosynthesis.
    • Plants, algae, and cyanobacteria use solar energy to create biomass sources for biofuels (e.g., wood, biodiesel, bioethanol).
    • Fossil fuels are formed from biomass over millions of years through geological processes.

    Renewable vs. Non-Renewable Energy

    • Energy sources are categorized as renewable or non-renewable.
    • Renewable energy sources are replenished within human lifetimes (e.g., solar, wind, biomass).
    • Non-renewable energy sources are limited and cannot be replenished quickly (e.g., nuclear, fossil fuels).
    • Formation of fossil fuels takes millions of years.

    Environmental and Health Costs

    • All energy sources have associated environmental and health costs.
    • Energy distribution is unequal globally.

    Energy Generation Examples

    • The United States generates less than 10% of its energy from renewable sources, while Costa Rica generates over 99% from renewable sources.

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    Description

    Explore the various energy sources used in buildings, manufacturing, and transportation, including renewable and non-renewable types. This quiz also delves into the environmental and health costs associated with different energy sources, providing a comprehensive understanding of energy production's impact on our planet.

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