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Based on the author's support and evidence, which of the following is a valid evaluation of the paragraph?
- A. It is an entertaining piece based on personal opinion.
- B. It is part of a historical account of the Great Emu War in Australia.
- C. It is a detailed analysis of military strategies during the Great Emu War.
- D. It is a scientific report on the impact of emus on the Australian ecosystem.
Correct Answer: B
Rationale: The paragraph provides a historical account of the Great Emu War in Australia, outlining the events, dates, and outcomes of the conflict between the Australian government and the emu population. It does not focus on personal opinion, military strategies, or the scientific impact of emus, making choice B the most accurate evaluation. Choices A, C, and D are incorrect as they do not align with the content of the paragraph.
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Based on the passage, which conclusion can be drawn about the author?
- A. They are overly emotional and...
- B. They would rather be at a concert
- C. They go to the theater as often as possible
- D. They enjoy the decor of most theaters
Correct Answer: C
Rationale: The correct answer is C. The passage does not mention anything about the author's emotional state or preference for concerts. However, it does discuss cicadas and their emergence, life cycle, and behavior. Therefore, the reader can conclude that the author is likely interested in cicadas and their natural history, indicating that they go to the theater as often as possible. Choice A is incorrect because there is no evidence regarding the author being overly emotional. Choice B is incorrect as there is no mention of the author's preference for concerts. Choice D is incorrect as the passage does not provide any information about the author enjoying theater decor.
Which of the following additional pieces of information supports the claim that napping during the workday will help employees 'be happier, healthier, and more productive'?
- A. In 1999, National Napping Day was founded in response to Daylight Saving Time
- B. Rested people have better impulse control, so they are more likely to choose nutritious food over junk food
- C. Multiple companies have designed special seats or pods specifically for getting the optimal workplace nap
- D. A study showing that the best time of the day for a nap is between 2 and 3 p.m.
Correct Answer: B
Rationale: The statement that rested people have better impulse control supports the claim that napping during the workday can lead to employees being happier, healthier, and more productive. Improved impulse control can result in better decision-making, including choosing nutritious food over junk food, which contributes to overall well-being and productivity. Choices A, C, and D do not directly address the relationship between napping and improved well-being or productivity, making them less relevant to supporting the claim.
How did Hedy Lamarr contribute significantly to the advancement of technology?
- A. The technology of the era wasn't advanced enough to easily implement Lamarr's system
- B. She collaborated with the science engineering team employed by Howard Hughes, the aviation tycoon
- C. She had several failed inventions, such as an improved traffic light and a carbonated drink
- D. Her work led to the future development of cellular phones, Bluetooth, and Wi-Fi.
Correct Answer: D
Rationale: The correct answer is D because Hedy Lamarr's invention of a frequency-hopping system, along with George Antheil, laid the foundation for technologies like cellular phones, Bluetooth, and Wi-Fi. This significant contribution revolutionized communication technology. Choice A is incorrect because it focuses on the limitations of the era's technology rather than Lamarr's contributions. Choice B is incorrect as it briefly mentions her collaboration but does not directly relate it to technological advancements. Choice C is incorrect as it highlights her failed inventions, which are not indicative of her significant contributions to technology.
What was one of Hedy Lamarr's notable inventions?
- A. Improved traffic light
- B. Carbonated drink
- C. Radio-controlled torpedoes
- D. Frequency-hopping system
Correct Answer: D
Rationale: One of Hedy Lamarr's notable inventions was the frequency-hopping system, which she developed during World War II to secure radio-controlled torpedoes. This system changed frequencies to prevent jamming by enemies. Lamarr's frequency-hopping technology laid the groundwork for modern technologies like cell phones, Bluetooth, and WiFi. Choices A and B are mentioned as some of Lamarr's failed inventions in the passage. Choice C refers to the military technology that inspired Lamarr's invention, not her invention itself.
Which of the following pairs of examples from the passage best demonstrates why the use of plastics is a divisive topic?
- A. Plastic has advantages. Plastic is difficult to recycle efficiently.
- B. Plastic is consumed by birds. Plastic is entering our food.
- C. Plastic is popular. Plastic is used for packaging.
- D. Plastic is in landfills. Plastic is in the ocean.
Correct Answer: A
Rationale: The examples of plastic's advantages and difficulties in recycling show why the topic is divisive. The passage mentions that plastic has advantages, but it is difficult to recycle efficiently, indicating a conflict between the benefits and environmental impact of plastics. This conflict contributes to the divisive nature of discussions surrounding the use of plastics. Choices B, C, and D do not provide contrasting examples that highlight the divisive nature of the topic.