Digital SAT: Text Completions 2

1. For decades, astronomers assumed that most galaxies formed in relative isolation. However, observations from modern telescopes have revealed numerous instances of galaxies interacting, colliding, and merging over time. These interactions can dramatically reshape galaxies and influence star formation rates. This evidence suggests that ______.

2. Some psychologists have proposed that multitasking allows individuals to complete more work in less time. However, experimental studies have shown that switching between tasks often leads to decreased accuracy and increased time spent overall, due to the cognitive effort required to refocus attention. These findings suggest that ______.

3. In the study of climate patterns, some researchers initially focused on average temperature changes as the primary indicator of global warming. More recent analyses, however, emphasize the increasing frequency and intensity of extreme weather events, such as heatwaves and storms, as equally important indicators. This shift in focus suggests that ______.

4. Historians examining early printing technologies have noted that while the invention of the printing press increased the availability of written materials, literacy rates did not immediately rise in all regions. In some areas, social and economic barriers continued to limit access to education. This observation suggests that ______.

5. In biology, it was once widely believed that all cells within an organism contain identical genetic material. However, research on certain immune cells has shown that they can rearrange segments of DNA to produce a wide variety of antibodies. This discovery indicates that ______.

6. Some economists argue that increasing the minimum wage leads to job losses because employers may reduce hiring to offset higher labor costs. However, other studies have found little to no negative impact on employment levels in certain regions following wage increases. These mixed findings suggest that ______.

7. In the field of archaeology, earlier interpretations of ancient structures often relied heavily on comparisons to modern buildings. More recent approaches, however, emphasize the importance of understanding cultural context, suggesting that similar physical forms may have served very different purposes in different societies. This shift in methodology indicates that ______.

8. Research on habit formation has shown that behaviors repeated in stable contexts can become automatic over time, requiring less conscious effort. However, when the surrounding environment changes, these habits are often disrupted, and individuals may need to consciously reestablish routines. This pattern suggests that ______.

9. In literary studies, some critics have argued that a text’s meaning is determined primarily by the author’s intentions. Others contend that readers play an active role in constructing meaning, bringing their own perspectives and experiences to the interpretation of a text. This debate suggests that ______.

10. Although renewable energy sources such as solar and wind power are often promoted as sustainable alternatives to fossil fuels, their effectiveness can depend on factors such as geographic location and infrastructure. For example, regions with limited sunlight or inconsistent wind patterns may face challenges in relying solely on these sources. This consideration suggests that ______.