PrepTest 123
Passage
Passage walkthrough
Topic: Science
Paragraph 1
- Paragraph note
- Problem, solution, and problem with solution
- Views, minor Meta-Structures, and the author's attitude
- Problem, according to the author:
- The demand for electricity from fossil fuels in certain countries going up drastically, hurting the environment and human health
- Comparison of problem and solution, according to the author:
- Unlike fossil fuels, renewable energy sources are available everywhere and do not pollute the environment
- Examples of renewable energy solutions, according to the author:
- Solar radiation, wind, and water power
- Problem with the solution, according to the author:
- The technologies for this aren’t always rolled out in a way that leads to long-term success
- Author’s attitude: “Unfortunately” (line 3); “possible solutions” (line 11); “not always implemented successfully” (lines 20-21)
- Problem, according to the author:
Paragraph 2
- Paragraph note
- Unsuccessful example of solution
- Views, minor Meta-Structures, and the author's attitude
- Example of a renewable-energy project not implemented successfully, according to the author:
- The U.S. helped Brazil install solar panels in 1992
- The project failed because Brazil didn’t develop local production capabilities for the solar panels, so only earned enough to break even and failed to get more investment
- Author’s attitude: “missed an opportunity” (line 35); “precluded the long-term benefits” (line 37); “makes further investment and expansion unlikely” (lines 43-44); “remains stalled” (line 45)
- Example of a renewable-energy project not implemented successfully, according to the author:
Paragraph 3
- Paragraph note
- Successful example of solution
- Views, minor Meta-Structures, and the author's attitude
- Example of a renewable-energy project that was implemented successfully, according to the author:
- Denmark helps India build wind turbines in the 1980s
- Succeeded because Denmark encouraged local involvement, allowing for snowballing profitability
- Comparison between successful and unsuccessful examples, according to the author:
- Unlike the U.S., Denmark encouraged local involvement at all levels
- Author’s attitude: “avoided these pitfalls” (line 46); “success” (line 55); “importance of local involvement” (line 59-60); “good chance of remaining competitive and profitable for the long run” (lines 61-62)
- Example of a renewable-energy project that was implemented successfully, according to the author:
Main Point: Using renewable energy sources is a potential way to address growing energy needs in certain countries, but there are pitfalls that need to be avoided by ensuring local involvement in all stages of the project.
Key Lines?Lines 3-5 - Problem
Lines 9-12 - A possible solution
Lines 19-21 - Problem/limitation of the solution
Line 22 - An example of the solution failing introduced
Line 46 - An example of the solution working introduced
Meta-Structure?Problem/Solution: This passage explicitly falls into the Problem/Solution Meta-Structure, with the author highlighting “possible solutions to the problems” of increased energy demands in Lines 11-12. When this Meta-Structure is present, the author’s proposed solution — or the author’s opinion of the central solution — constitutes the main point.
Interestingly here, the author brings up a possible solution but highlights a problem with it. The author notes that, while renewable energy could solve the energy demand problem, the long-term implementation of renewable energy projects isn’t always done successfully (Lines 19-21). The author then goes on to use two examples to illustrate how the implementation of such projects can go right and wrong. These examples illustrate the key difference that can explain the different outcomes — the involvement of local communities at all levels (Lines 58-62). Since the author describes the problem with the solution and how to address that problem, that should also be reflected in the main point.
Examples: This passage relies heavily on the discussion of two examples, each of which takes up an entire paragraph. In Paragraph 2, the author offers an example of renewable energy being implemented unsuccessfully, explaining that this happened because short-term savings were prioritized over developing the local production capacity for solar energy (Lines 36-40). In Paragraph 3, the author shows an example of renewable energy being implemented successfully. Unlike the first example, this renewable energy project featured local involvement at all stages of the implementation (Lines 58-62). Since these examples are both very involved and key to demonstrating the author’s main point, they’re likely to feature heavily in the questions.
Last Thoughts?Being sure to keep the elements of the two examples separate in our minds will be key to finding relevant information quickly, so be sure that you do so. Or, if you have trouble remembering these kinds of details, try writing down key elements of each so that you can quickly identify which example a question or answer is talking about!
Question prompt
Why the credited answer is right
Credited answer: A
The notes below walk through why it fits the stem and how to eliminate the rest.
Question Type
Strategy Overview
Answer Anticipation
Answer choices
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ADespite previous difficulties, these Remaining source text redacted.
Why choice A matches the stem
(A) Does this match the author’s opinion of renewable energy projects in general or the solar project in Brazil?
Yes, this matches the author’s opinion of renewable energy projects in general.
The only example of a solar project in the passage is the unprofitable Brazilian one. However, this answer reflects the author’s belief that such renewable energy projects represent a “possible solution” to the energy demand problem and that the project in Brazil failed because it didn’t involve locals at all levels. As such, we can infer that she believes such projects could succeed in other countries should there be such local involvement at all levels, thus making this the correct answer.
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BThough these systems do Remaining source text redacted.
Why choice B is not credited
(B) Does this match the author’s opinion of renewable energy projects in general or the solar project in Brazil?
No. While the author does discuss a failed solar project in Brazil, that’s just one solar project. The author also identified “solar radiation” as a possible solution to the increasing demand for electricity (Lines 9-12), so this answer is too negative towards solar energy.
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CThese systems would be Remaining source text redacted.
Why choice C is not credited
(C) Does this match the author’s opinion of renewable energy projects in general or the solar project in Brazil?
No. The example of a failed solar project did involve installation in a rural area of Brazil. However, the author didn’t blame the project’s failure on the population density of the place where it was implemented. Instead, the author blames the continued investment of a foreign county, as opposed to the Indian project’s focus on local involvement at all levels. As such, we can’t say the author would agree with the claim that solar projects work better in densely populated areas.
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DThese systems are more Remaining source text redacted.
Why choice D is not credited
(D) Does this match the author’s opinion of renewable energy projects in general or the solar project in Brazil?
No. The wind project in India ended up profitable while the solar project in Brazil only managed to break even. But the author never suggests that solar systems are generally more expensive to install, operate, and maintain than wind projects. Instead, the author explains that the Indian project involved local involvement that allowed for long-term profitability, while the Brazilian project involved foreign involvement that prevented local expertise from developing. This answer is therefore incorrect.
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EUntil the long–term functioning Remaining source text redacted.
Why choice E is not credited
(E) Does this match the author’s opinion of renewable energy projects in general or the solar project in Brazil?
Not quite. The author describes solar electrical systems as a possible solution to increasing energy demands and states that they are “available in virtually all geographic regions,” allowing for the production of energy. Nothing in the passage suggests the author believes that they’re not a viable type of energy technology, so this answer is incorrect.
What this tests
Discussion
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Why not E? 2 replies
Started by jingjingxiao11111@gmail.com
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Test Day Set up 1 reply
Started by kendalla14
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Why A? 1 reply
Started by Meredith