Why was Lamarr's invention not of interest to the US?

Correct Answer: B

Rationale: The correct answer is B. The US Navy preferred to utilize technology developed by military engineers rather than consider Lamarr's invention. Choice A is incorrect because Hollywood containing spies is not relevant to why the US was not interested in Lamarr's invention. Choice C is incorrect as there is no mention of the military being too preoccupied to consider new inventions in the provided context. Choice D is incorrect as there is no indication that the US suspected Lamarr's patent to be invalid; rather, the focus was on the navy's preference for technology developed by military engineers.

Correct Answer: D

Rationale: The correct answer is D, as it showcases Hedy Lamarr's determination and hard work towards achieving her goals. Despite facing challenges, such as not having many spoken lines in her roles, she persevered by teaching herself in her spare time. Choice A talks about her success in starring in American films but does not directly relate to her working earnestly. Choice B mentions her collaboration with Howard Hughes' science engineering team, which indicates involvement but not necessarily hard work towards personal goals. Choice C describes her becoming bored due to the lack of spoken lines in her roles and does not highlight her dedication and effort to achieve her aspirations.

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.

Correct Answer: A

Rationale: The correct answer is A) Boredom from her film roles lacking spoken lines. Hedy Lamarr took up inventing out of boredom from her film roles that did not challenge her intellect. This is supported by historical accounts that highlight her desire for intellectual stimulation beyond acting. This option aligns with Lamarr's own statements about her motivation for inventing. Option B) Formal training in engineering is incorrect because Lamarr did not have formal engineering training. She was a self-taught inventor with a natural curiosity and inventive mind. Option C) Her successful inventions like the radio signal technology is incorrect because Lamarr's motivation to start inventing predates her successful inventions. While her inventions like radio signal technology are notable, they were not the initial prompt for her to start inventing. Option D) Working with Howard Hughes' aviation team is incorrect as this event occurred after Lamarr had already started her inventing career. It was not the initial prompt for her interest in inventing. In an educational context, understanding the motivations behind inventors like Hedy Lamarr can inspire students to explore their own creative potential and pursue interests beyond their immediate surroundings. This question also highlights the importance of curiosity, passion, and determination in driving innovation and success.

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.