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Science

Physics, biology, and chemistry basics

25 listed questions.

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• How does the blue whale compare in size to the largest known dinosaurs that ever lived? 藍鯨與曾經生活過的已知最大恐龍相比，體型如何？Science
• How do whales manage to sleep without drowning, given that they must consciously breathe air? 既然鯨魚必須有意識地呼吸空氣，它們是如何做到在不溺…Science
• Which of the following characteristics best explains why whales are classified as mammals rather than fish?以下哪一項特徵最能解釋為…Science
• What is the primary biological function of a whale's blowhole(s)? 鯨魚噴氣孔的主要生物學功能是什麼？Science
• 下列哪一組昆蟲經歷的是「完全變態」（Complete metamorphosis），包含卵、幼蟲、蛹和成蟲四個階段？ Which of the following groups of insects undergoes complete…Science
• Which of the following penguins are strictly native to Antarctica? 以下哪幾種企鵝是完全原生於南極大陸的物種？Science
• What is the largest living penguin species? 現存體型最大的企鵝物種是什麼？Science
• How do emperor penguins survive the harsh Antarctic winter? 皇帝企鵝如何挺過嚴酷的南極冬天？Science
• Which animal group do penguins belong to? 企鵝屬於哪一類動物？Science
• 切開的蘋果放置在空氣中不久後，切面會變成褐色，主要是因為蘋果中的多酚氧化酶（PPO）催化了哪種化學轉變？Cut apples turn brown after being exposed to the air, mainly becaus…Science
• 打開汽水瓶蓋時會瞬間冒出大量氣泡，這是因為壓力減小導致哪種氣體在水中的溶解度急劇下降？ Opening a soda bottle produces a rush of bubbles. This is because a decreas…Science
• 鐵製品暴露在潮濕空氣中會生鏽，這本質上是一個什麼樣的化學反應過程？ Iron objects rust when exposed to moist air. What kind of chemical reaction process i…Science
• 辣椒為什麼吃起來會覺得「辣」？ 辣椒中的哪種化學物質會與我們舌頭上的熱覺受器（TRPV1）結合，產生灼熱感？ Why do chili peppers taste "spicy"? Which chemical substance in…Science
• 為什麼切洋蔥會讓人流眼淚？ 當洋蔥被切開時，釋放出的哪種揮發性含硫化合物會刺激眼睛？ Why do onions make you cry? What volatile sulfur compound is released when a…Science
• 為什麼一個快速旋轉的陀螺不容易倒下，但一旦轉速變慢或停止就會倒下？ Why does a rapidly spinning top stay upright, but falls over once it slows down or st…Science
• 微波爐主要是透過讓食物中的哪種分子產生「共振」來快速加熱食物的？ Which molecules in food do microwaves primarily cause to "resonate" to rapidly heat th…Science
• 為什麼結冰的水（冰塊）會浮在水面上，而多數物質的固態會比液態重？ Why does ice float on water, whereas for most substances, the solid state is denser th…Science
• 為什麼在晴朗的白天，我們看到的天空是藍色的，而不是紅色的？ Why is a clear daytime sky blue instead of red?Science
• 太空人在國際太空站（ISS）中會漂浮，這代表他們體驗到的是什麼物理狀態？ Astronauts float inside the International Space Station (ISS). What physical state…Science
• 典型的成年昆蟲總共擁有幾條步足？ How many walking legs do typical adult insects have in total?Science
• 昆蟲成體的身體主要分為哪三個主要體段？ What are the three main body segments of an adult insect?Science
• Chemical substances secreted by insects that trigger a social or behavioral response in members of the same species are…Science
• During a total solar eclipse, what is the outermost layer of the Sun's atmosphere that becomes visible as a pearly-whit…Science
• Which planet in our solar system has the hottest surface temperature due to a runaway greenhouse effect? 太陽系中哪一顆行星因嚴重的溫…Science
• Which of the following are planets in our solar system? (Select all that apply)Science

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