The Expression of Ideas section in the Digital SAT assesses students' proficiency in conveying their thoughts clearly and effectively through written communication. This section evaluates students' ability to articulate ideas, organize information logically, and use language with precision. Students are presented with passages that may require editing for clarity, coherence, and cohesion. Through a series of multiple-choice questions, students are challenged to identify grammatical errors, improve sentence structure, and enhance overall readability. Additionally, some questions may require students to synthesize information from the passage to create more compelling arguments or explanations. The Expression of Ideas section aims to develop students' writing skills, fostering their ability to communicate persuasively and convincingly in various contexts.
Practice Questions
Question for Introduction: Expression of Ideas
Try yourself:While researching a topic, a student has taken the following notes:
- Maika’i Tubbs is a Native Hawaiian sculptor and installation artist.
- His work has been shown in the United States, Canada, Japan, and Germany, among other places.
- Many of his sculptures feature discarded objects.
- His work Erasure (2008) includes discarded audiocassette tapes and magnets.
- His work Home Grown (2009) includes discarded pushpins, plastic plates and forks, and wood. The student wants to emphasize a similarity between the two works.
Which choice most effectively uses relevant information from the notes to accomplish this goal?
Explanation
Choice B is the best answer. The sentence uses “like many of Tubbs’s sculptures” and “both” to emphasize a similarity between Erasure and Home Grown in terms of their common use of discarded objects, though the specific discarded objects used differed between the two works.
Distractor Explanations:
- Choice A is incorrect because although the sentence discusses two of Tubbs’s works, the use of “however” emphasizes a contrast, rather than a similarity, between the works.
- Choice C is incorrect because the sentence focuses only on Tubbs’s work in general and does not mention any specific works.
- Choice D is incorrect because the sentence simply conveys information about two of Tubbs’s works—the year in which each was completed—without establishing any sort of logical relationship between the pieces of information.
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Question for Introduction: Expression of Ideas
Try yourself:Iraqi artist Nazik Al-Malaika, celebrated as the first Arabic poet to write in free verse, didn’t reject traditional forms entirely; her poem “Elegy for a Woman of No Importance” consists of two ten-line stanzas and a standard number of syllables. Even in this superficially traditional work, ______ Al-Malaika was breaking new ground by memorializing an anonymous woman rather than a famous man.
Which choice completes the text with the most logical transition?
Explanation
Choice B is the best answer. The passage’s first sentence establishes that although Al-Malaika is famous for her free verse poetry, she still made some use of traditional poetic forms, as in her work “Elegy for a Woman of No Importance.” The passage’s last sentence qualifies the point made in the passage’s first sentence by indicating that even when Al-Malaika used traditional forms, as in “Elegy,” she challenged tradition, in this case by making an “anonymous woman rather than a famous man” the subject of the poem. “Though” is the best transition for the passage’s last sentence because, along with “even,” it signals that AlMalaika subverted traditional poetic forms even when she used them by, in this case, using a nontraditional subject for an elegy.
Distractor Explanations:
- Choice A is incorrect because “in fact” illogically signals that the passage’s last sentence stresses or amplifies the truth of the assertion made in the passage’s first sentence.
- Choice C is incorrect because “therefore” illogically signals that the passage’s last sentence describes a consequence arising from the assertion made in the passage’s first sentence.
- Choice D is incorrect because “moreover” illogically signals that the passage’s last sentence merely offers additional information about the assertion made in the passage’s first sentence
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Question for Introduction: Expression of Ideas
Try yourself:Herbivorous sauropod dinosaurs could grow more than 100 feet long and weigh up to 80 tons, and some researchers have attributed the evolution of sauropods to such massive sizes to increased plant production resulting from high levels of atmospheric carbon dioxide during the Mesozoic era. However, there is no evidence of significant spikes in carbon dioxide levels coinciding with relevant periods in sauropod evolution, such as when the first large sauropods appeared, when several sauropod lineages underwent further evolution toward gigantism, or when sauropods reached their maximum known sizes, suggesting that _______
Which choice most logically completes the text?
Explanation
Choice B is the best answer because it presents the conclusion that most logically follows from the text’s discussion of the relationship between atmospheric carbon dioxide and sauropod body size. The text establishes that sauropods evolved to reach enormous sizes, and it notes that some scientists have asserted that the cause of this phenomenon was increased plant production that resulted from increased atmospheric carbon dioxide. The text goes on to state, however, that atmospheric carbon dioxide levels didn’t increase around the time of important periods in sauropods’ evolution of larger body sizes. If significant periods of sauropod evolution toward larger sizes occurred without increased atmospheric carbon dioxide levels, that suggests that the evolution of larger sizes didn’t depend on increased carbon dioxide in the atmosphere.
Choice A is incorrect because the text doesn’t describe any fluctuations in atmospheric carbon dioxide, so there’s no evidence in the text to support the conclusion that such fluctuations had different effects on different sauropod lineages. All that the text says about atmospheric carbon dioxide levels is that there weren’t increases at particular points that correspond with key moments in sauropod evolution.
Choice C is incorrect because the text indicates that there weren’t significant increases in atmospheric carbon dioxide around the time of important periods in sauropods’ evolution toward larger body sizes, not that atmospheric carbon dioxide was higher when the largest sauropods lived than when sauropods first appeared.
Choice D is incorrect because the text indicates that atmospheric carbon dioxide levels didn’t increase at important periods in sauropod evolution, not that higher levels would have affected that evolution. The text provides no information about how higher levels of atmospheric carbon dioxide might have affected sauropods.
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Question for Introduction: Expression of Ideas
Try yourself:In documents called judicial opinions, judges explain the reasoning behind their legal rulings, and in those explanations they sometimes cite and discuss historical and contemporary philosophers. Legal scholar and philosopher Anita L. Allen argues that while judges are naturally inclined to mention philosophers whose views align with their own positions, the strongest judicial opinions consider and rebut potential objections; discussing philosophers whose views conflict with judges’ views could therefore _______
Which choice most logically completes the text?
Explanation
Choice B is the best answer because it most logically completes the text’s discussion of Anita Allen’s argument about judges citing philosophers in their judicial opinions. The text indicates that judges sometimes cite philosophers when writing their judicial opinions and that, according to Allen, judges tend to cite philosophers whose views are in agreement with those of the judges themselves. Allen claims, however, that the best judicial opinions consider potential objections and rebut them, which suggests that judges may be able to strengthen their opinions by including discussions of philosophers with views contrary to their own.
Choice A is incorrect because Allen’s claim is that judges could improve their judicial opinions by citing philosophers who disagree with the views expressed in the opinions, which would necessarily require judges to consult philosophical works.
Choice C is incorrect because there’s no discussion in the text about making judicial opinions more easily understood by any particular group of readers. The focus of the text is on Allen’s claim that judicial opinions could be strengthened by the inclusion of discussions of philosophers whose views disagree with those of the judges authoring the opinions.
Choice D is incorrect because the text presents Allen’s argument that discussing philosophers whose views judges disagree with could strengthen judicial opinions, not that doing so could bring those opinions into line with views that are popular among philosophers.
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Question for Introduction: Expression of Ideas
Try yourself:Psychologists Dacher Keltner and Jonathan Haidt have argued that experiencing awe—a sensation of reverence and wonder typically brought on by perceiving something grand or powerful—can enable us to feel more connected to others and thereby inspire us to act more altruistically. Keltner, along with Paul K. Piff, Pia Dietze, and colleagues, claims to have found evidence for this effect in a recent study where participants were asked to either gaze up at exceptionally tall trees in a nearby grove (reported to be a universally awe-inspiring experience) or stare at the exterior of a nearby, nondescript building. After one minute, an experimenter deliberately spilled a box of pens nearby.
Which finding from the researchers’ study, if true, would most strongly support their claim?
Explanation
Choice A is the best answer because it presents a finding that, if true, would most strongly support the researchers’ claim that they found evidence that experiencing awe can make people feel more connected to others and thus more likely to behave altruistically (with beneficial and unselfish concern for others). According to the text, the researchers tested for this effect by first having participants look at either something known to be awe-inspiring (very tall trees) or something ordinary (a plain building) and then purposely spilling pens near the participants. The finding that participants who had looked at the trees helped pick up significantly more pens than did participants who had looked at the building would support the researchers’ claim by demonstrating that the people who had experienced awe behaved more altruistically when the experimenter needed help than the other participants did.
Choice B is incorrect because a finding about helpful participants using positive words to describe the trees and the building after the experiment was over wouldn’t have any bearing on the researchers’ claim that experiencing awe increases altruistic behavior. The text doesn’t address the use of positive words to describe things or suggest any connection between using such words and having experienced awe, so that behavior wouldn’t serve as evidence that experiencing awe played a role in promoting helpful behavior.
Choice C is incorrect because a finding that participants who didn’t help the experimenter were significantly more likely than others to report having experienced awe whether they had looked at the building or the trees would weaken the researchers’ claim that experiencing awe increases altruistic behavior by suggesting that the opposite might be true— that experiencing awe is in fact linked to choosing not to act in a way that benefits someone else.
Choice D is incorrect because a finding about participants noticing that the experimenter had dropped the pens wouldn’t have any bearing on the researchers’ claim about people behaving altruistically. Being aware of a challenge or problem isn’t necessarily beneficial on its own and isn’t the same as offering help, so the finding wouldn’t support the idea that experiencing awe increases altruistic behavior.
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Question for Introduction: Expression of Ideas
Try yourself:Employment by Sector in France and the United States, 1800–2012 (% of total employment)
Rows in table may not add up to 100 due to rounding.
Over the past two hundred years, the percentage of the population employed in the agricultural sector has declined in both France and the United States, while employment in the service sector (which includes jobs in retail, consulting, real estate, etc.) has risen. However, this transition happened at very different rates in the two countries. This can be seen most clearly by comparing the employment by sector in both countries in _______
Which choice most effectively uses data from the table to complete the statement?
Explanation
Choice A is the best answer because it presents data from the table that most effectively complete the statement about the rates at which employment shifted in France and the United States. The text states that over the last two hundred years employment in the agricultural sector has declined while employment in the service sector has risen in both France and the US, and the data from the table reflect these trends. The text asserts, however, that the transition from agriculture to services “happened at very different rates in the two countries.” This assertion is best supported by a comparison of data from 1900 and 1950: the table shows that in those years, employment in agriculture went from 43% to 32% in France (a decline of 11 percentage points) and from 41% to 14% in the US (a decline of 27 percentage points), and that employment in services went from 28% to 35% in France (an increase of 7 percentage points) and from 31% to 53% in the US (an increase of 22 percentage points). In other words, the rate of change was greater in the US than in France for both sectors.
Choice B is incorrect because comparing the data for 1800 and 2012 would suggest a similar rate of change in the two countries, not very different rates: employment in agriculture went from 64% in 1800 to 3% in 2012 in France, which is close to the change from 68% in 1800 to 2% in 2012 in the US, while employment in services went from 14% in 1800 to 76% in 2012 in France, which is close to the change from 13% in 1800 to 80% in 2012 in the US.
Choice C is incorrect because comparing the data for 1900 and 2012 would suggest a similar rate of change in the two countries rather than very different rates: employment in agriculture went from 43% in 1900 to 3% in 2012 in France, which is close to the change from 41% in 1900 to 2% in 2012 in the US, while employment in services went from 28% in 1900 to 76% in 2012 in France, which is close to the change from 31% in 1900 to 80% in 2012 in the US.
Choice D is incorrect because comparing the data for 1800 and 1900 would suggest a similar rate of change in the two countries, not very different rates: employment in agriculture went from 64% in 1800 to 43% in 1900 in France, which is fairly close to the change from 68% in 1800 to 41% in 1900 in the US, while employment in services went from 14% in 1800 to 28% in 1900 in France, which is close to the change from 13% in 1800 to 31% in 1900 in the US.
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Question for Introduction: Expression of Ideas
Try yourself:Many archaeologists will tell you that categorizing excavated fragments of pottery by style, period, and what objects they belong to relies not only on standard criteria, but also on instinct developed over years of practice. In a recent study, however, researchers trained a deep-learning computer model on thousands of images of pottery fragments and found that it could categorize them as accurately as a team of expert archaeologists. Some archaeologists have expressed concern that they might be replaced by such computer models, but the researchers claim that outcome is highly unlikely.
Which finding, if true, would most directly support the researchers’ claim?
Explanation
Choice C is the best answer because it presents a finding that, if true, would support the researchers’ claim that archaeologists are unlikely to be replaced by certain computer models. The text explains that although archaeologists hold that categorizing pottery fragments relies on both objective criteria and instinct developed through direct experience, researchers have found that a computer model can categorize the fragments with the same degree of accuracy as the humans can—a finding that has caused some archaeologists to worry that their own work won’t be needed any longer. If survey results indicate that categorizing pottery fragments limits the amount of time archaeologists can dedicate to other important tasks that only human experts can do, that would mean that computer models aren’t able to do all of the important things archaeologists do, thus supporting the researchers’ claim that computer models are unlikely to replace human archaeologists.
Choice A is incorrect because if it were true that the computer model could categorize the pottery fragments much more quickly than the archaeologists could, that would weaken the researchers’ claim that archaeologists are unlikely to be replaced by certain computer models, since it would demonstrate that the models could conduct the archaeologists’ work not only with equal accuracy but also at a faster pace.
Choice B is incorrect because the inability of both the computer model and the archaeologists to accurately categorize all of the pottery fragments presented wouldn’t support the researchers’ claim that archaeologists are unlikely to be replaced by certain computer models. The text indicates that some archaeologists are worried because the computer model’s accuracy is equal to their own, and that could be the case whether both were perfectly accurate or were unable to achieve complete accuracy.
Choice D is incorrect because survey results showing that few archaeologists received special training in properly categorizing pottery fragments wouldn’t support the researchers’ claim that archaeologists are unlikely to be replaced by certain computer models. The amount of special training in categorizing pottery fragments that archaeologists have received has no direct bearing on whether computer models’ success at categorizing fragments will lead to the models replacing the archaeologists.
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Question for Introduction: Expression of Ideas
Try yourself:Although military veterans make up a small proportion of the total population of the United States, they occupy a significantly higher proportion of the jobs in the civilian government. One possible explanation for this disproportionate representation is that military service familiarizes people with certain organizational structures that are also reflected in the civilian government bureaucracy, and this familiarity thus _______
Which choice most logically completes the text?
Explanation
Choice A is the best answer because it presents the conclusion that most logically follows from the text’s discussion of military veterans working in civilian government jobs in the United States. The text indicates that the proportion of military veterans working in civilian government jobs is considerably higher than the proportion of military veterans in the population as a whole. The text also notes that the unusually high representation of military veterans in these jobs may be a result of the organizational structures shared by civilian government entities and the military. Hence, it’s reasonable to infer that it’s the familiarity of the structures of civilian government that makes jobs there particularly attractive to military veterans.
Choice B is incorrect because the text doesn’t address what a typical relationship between military service and later career preferences would be, and there’s no indication that it’s atypical for veterans to work in civilian government jobs after they’ve left the military. On the contrary, the text suggests that many military veterans are drawn to such jobs.
Choice C is incorrect because the text is focused on the high representation of military veterans in civilian government jobs and doesn’t address nonveterans or their possible interest in military service.
Choice D is incorrect because the text conveys that military veterans may be particularly interested in civilian government jobs due to the familiarity of organizational structures that are already in place, but there’s no reason to think that this interest would mean that more civilian government jobs will start to require military experience.
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Question for Introduction: Expression of Ideas
Try yourself:Birds of many species ingest foods containing carotenoids, pigmented molecules that are converted into feather coloration. Coloration tends to be especially saturated in male birds’ feathers, and because carotenoids also confer health benefits, the deeply saturated colors generally serve to communicate what is known as an honest signal of a bird’s overall fitness to potential mates. However, ornithologist Allison J. Shultz and others have found that males in several species of the tanager genus Ramphocelus use microstructures in their feathers to manipulate light, creating the appearance of deeper saturation without the birds necessarily having to maintain a carotenoid-rich diet. These findings suggest that _______
Which choice most logically completes the text?
Explanation
Choice D is the best answer because it most logically completes the text’s discussion of Shultz’s finding about male tanagers. The text explains that because carotenoids both contribute to deeply saturated feathers and offer health benefits, having deeply saturated feathers is usually “an honest signal” (a true indication) that a bird is generally fit. However, Shultz and others have found that certain male tanagers can appear to have deeply saturated feathers even if they haven’t consumed a diet rich in carotenoids, thanks to microstructures in their feathers that manipulate light. If those birds aren’t necessarily eating carotenoid-rich diets, they may actually be less fit than other birds that appear to have similarly saturated feathers; this suggests that a male tanager’s appearance may function as a dishonest signal, or a false indication, of the bird’s overall fitness.
Choice A is incorrect because Shultz’s finding suggests that some tanagers can signal fitness without consuming the carotenoids that contribute to fitness, thereby making those signals dishonest, not that tanagers can give honest signals of their fitness without consuming carotenoids.
Choice B is incorrect because Shultz’s finding suggests that the microstructures in certain tanagers’ feathers can give a dishonest signal of fitness, not that the microstructures are less effective than actual pigmentation for signaling fitness. Whether the signal of fitness is honest or dishonest has no bearing on how effective the signal is: a signal is effective if potential mates behave as though it’s true, regardless of whether it’s actually true. Since there’s no information in the text about how potential mates respond to the dishonest signals of some tanagers, there’s no support for the idea that the dishonest signals are less effective than the honest signals.
Choice C is incorrect because Shultz’s finding suggests that certain male tanagers may appear to be fitter than they actually are, not that scientists haven’t determined why tanagers prefer mates with colorful appearances.
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