ESL Pathwasys Frontiers Lesson 18

Mrs. N (United States of America)
22 words 0 learners

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Full list of words from this list:

words only definitions & notes
  1. fossil
    the remains of a plant or animal from a past geological age
    • What are fossil fuels?
  2. depletion
    the state of being used up
    Eventually, this constant depletion will raise the price of coal, natural gas, and petroleum.
  3. depleted
    no longer sufficient
    The price for solar plants has continued to drop while fossil fuels are being continually depleted.
  4. renewable
    capable of being replaced
    In the early 1990s lower prices for fossil fuels, coupled with government subsidies, helped to make fossil fuels appear more economical than renewable fuels.
  5. emission
    the act of causing to flow forth
    With lower emissions, the greenhouse effect can be slowed and global warming nearly stopped.
  6. alternative
    one of a number of things from which only one can be chosen
    Read about solar energy: As the world becomes more polluted by fossil fuels, people are looking for alternatives to these non-renewable resources of energy.
  7. drawback
    a feature that makes something less convenient or acceptable
    Many alternatives exist but they all have disadvantages and drawbacks.
  8. offset
    a compensating equivalent
    This helps to offset start-up costs.
  9. economical
    using the minimum of time or resources for effectiveness
    In the early 1990s lower prices for fossil fuels, coupled with government subsidies, helped to make fossil fuels appear more economical than renewable fuels.
  10. coupled
    joined together especially in a pair or pairs
    In the early 1990s lower prices for fossil fuels, coupled with government subsidies, helped to make fossil fuels appear more economical than renewable fuels.
  11. storage
    the act of keeping something for future use
    This research has begun to pay off because of lower prices for light- and heat-collecting solar cells, as well as higher storage capacity of those cells.
  12. subsidy
    a grant of financial assistance, especially by a government
    In the early 1990s lower prices for fossil fuels, coupled with government subsidies, helped to make fossil fuels appear more economical than renewable fuels.
  13. disadvantage
    the quality of having an inferior or less favorable position
    Many alternatives exist but they all have disadvantages and drawbacks.
  14. maintenance
    activity involved in keeping something in good working order
    However, the plants require almost no maintenance, clean up, or dumping of waste.
  15. source
    the place where something begins
    • What other power sources do people use in your country?
  16. impact
    the striking of one body against another
    Over the course of the next century, solar energy may have a large impact on the world energy market.
  17. initial
    occurring at the beginning
    One argument against solar power is the cost of the initial start-up.
  18. release
    grant freedom to; free from confinement
    The sun releases energy at a rate 15,000 times greater than the rate that the earth uses energy.
  19. practically
    in a manner concerned with actual use
    Some experts argue that a solar plant can practically pay for itself after two or three years.
  20. launch
    propel with force
    The United States government hoped to develop new technologies so they launched a research and development project headed by the Department of Energy.
  21. abundant
    present in great quantity
    Solar energy is the most abundant form of energy known.
  22. capacity
    capability to perform or produce
    This research has begun to pay off because of lower prices for light- and heat-collecting solar cells, as well as higher storage capacity of those cells.
Created on Sat Jun 20 16:12:22 EDT 2020

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