年級

問題的種類

物理 高中

{1-1科學的態度~2-2原子的尺度與結構} 求詳解!

-4 -8 6↑ 科學的進步往往不是一蹴可幾,而是許多科學家在理論或實驗上的重大貢獻,一點一滴習積 而成的結果。下列關於科學家與其在科學界上的重要貢獻,哪些正確(應選3項) (A)笛卡兒提出以太陽為中心的行星理論 √牛頓提出萬有引力定律解釋天體運行 衛焦耳首 創動能與位能的概念,並提出能量守恆律,馬克士威整理電磁學的四大方程式,並預測電 磁波的存在 石之一。 (B)普朗克提出量子論,成功解決黑體輻射的問題,成為後來近代物理的理論基 會有感應電流(B)功與熱可以互相轉換 支 運動 C量子論解決了黑體輻射的問題選線圈在 13& 4. 物理學上「壓力」的定義為單位面積所受到作用力之量值,可記作壓力= 問壓力的單位應為下列何者? 作用力 接觸面積 (A) kg m.s kg kg・m kg・s (B) (D) kg・m² (E) m.s m D A B 5. 下列關於各物理量的導出單位,哪些正確?(應選2項) ④ 力:kg・m/s² (B)速度:m/s (6)能量:kg·m㎡/s²(D)密度:kg/m (加速度: kg·m²/s 。 ) 6. 英國植物學家布朗所觀察到的「布朗運動」在科學界上之重要性為何? 100% (A)證明了原子的存在 (B)確立了花粉的電性 (C)測出液體的折射率 (D)證實了水的極性 問請 Et (E)觀察到光電效應 ) 7. 下列關於三態的描述,何者正確? (A)在三態之中分子間吸引力以液態最強 (B)固態粒子間的作用力最弱 液態的體積與形狀 皆可改變 (D)氣態的形狀可改變但有固定體積(E)固態粒子可在固定的位置上來回振動但不 可自由移動。 x6 C⑧ 右圖為某原子的示意圖,若其中p代表質子而n代表中子,此原子應為下

已解決 回答數: 1
英文 國中

想請問第十八回的第二題

38 生活圖表篇 202字 作答時間: 分 Unit 18 綜合活動領域 x 資訊 教育 Cellphone Apps real 手機應用程式 Judy is in her second year of high school. She plans to go to a music school in New 19 Unit 社會領域x Loc studying and living abroad, she needs better English. Now she is reading some English-learning app ads. York in two years. Her English is not bad, but if she does not want to have much troubl bi ol babibob ad olund Saving 行了系袋 12:00 Take sl Turn of Fix a d English learning My Word Book Sentence Bank Sing to Learn Get Real Learn English words with us in a fun way. Every day you'll get to know 10 new words. Their spelling, their sounds, and an example sentence for each. What's better, we have interesting games to help you remember the words for long. Want to know and use words better? You can't miss this app. Key in a word, and you'll see and hear five sentences with the word in them. All the sentences are useful in everyday life. You find learning English boring? We are your best choice. Choose a sentence pattern, and you'll find a list of songs to listen to and sing along. We make learning English a beautiful experience. Never understand fast English? We can help you. Every day, with a one-to-two-minute video, you hear English in real life. You can play it slower for a better understanding and get back to the real speed. ● app應用軟體 ad 廣告 pattern 型式 speed 速度 Wate 070% with w Of all is fre is dif If we there peop (B) 2 (B) 1. Why does Judy want to learn more English? (A) She needs better English for her work. (B) She is going to study abroad. (C) She wants to do well on the test. (D) She dreams to have a trip to foreign count (A) 3. 2. Which is true about the apps? (A) My Word Book gives five example sentences for each word. (B) In Sentence Bank, one can learn English by playing games. (C) Sing to Learn plays one song for a sentence pattern. (D) Only Get Real shows videos.

已解決 回答數: 1
英文 國中

12要怎麼從前後文去看?有沒有關鍵字或是線索可以把12前後文選出來⋯🥲🥲感謝您🙏🙏

回 Questions 11-15 to bohsq If you were to ask a group of people to name a snack that is synonymous with movie theaters, the answer would probably be unanimous: popcorn. This savory, buttery, salty (11) is consumed at theaters in almost every country in the world. (12) In fact, most early theaters did not want the noisy, smelly food to be eaten on their premises. This all changed around the time of the Great Depression. Both popcorn and movie tickets were relatively inexpensive, which increased their popularity among hard-pressed consumers. Theaters therefore agreed to allow independent street vendors to operate (13) outside their doors or in their lobbies. By the close of the Second World War, theater owners had concluded that they could increase their profits by making and selling the popcorn themselves. Interestingly, this also (14) the transition from white to yellow popcorn. The latter was deemed to look more (15) as the color emphasized the buttery nature of the snack. 11. A. pulse 前後关條? 樂事,款待,請客 B. treat 美食 C.legacy 遺產 D. suite 套鵪 jevid of betcoibab en led). C 12. A. Theaters also sell a variety of fizzy beverages. B But popcorn was too costly for most moviegoers. CA bottle of corn syrup is sold at a low price. D. Yet popcorn wasn't always sold at the movies. 13. A neither B. both C. either D. nor 14. A. resulted in B. took over C. calmed down D. hung around 15. A. organizational B. appetizing C. accountable D. mathematical

已解決 回答數: 1
英文 國中

想問錯題 謝謝

74 黑檢請書 語文領域×生活圖表題 格格不入的紅貓 Rosie Unit 32 Rosie, the Red Cat Posi Sandra wrote a book report about Rosie, the Red Cat. Name: Sandra Date: November 11th Book Report Book: Rosie, the Red Cat Where does the story take place? In a small cat town. What happened in the story of the book? Though Rosie is the only daughter in the Black family, she has not been treated well since she was born. This is because Written by: Elsa Young Who is in this book? Mr. Black a fifty-year-old black cat, who has two sons and a daughter proud of his sons, who are as black as him disgusted with his daughter because she has nothing in common with him values boys more than girls Mrs. Black she is different from her family a forty-five-year-old black cat, who is a in many ways. For example, she sometimes plays in the mud with dogs and gets dirty, which makes her parents very angry. What's more, she doesn't drink milk as her brothers do. Tea is her favorite. Rosie feels troubled because her family is indifferent to her. When she feels down, she sings. She believes that if she keeps singing, something good might happen. The story ends with a song written by Rosie. It becomes a hit in the cat world. What I think of the story... housewife *seldom sides with her daughter or speaks for her because she is afraid of her husband *unhappy and silent Charcoal * a twenty-year-old black cat, who loves sports and is good at catching mice *strong and healthy Ebony *a nineteen-year-old black cat, who is his father's favorite *smart and handsome Rosie 290字|建議作答4.5分 1. What 字證 (A) Un (B) PL (C) S (D) W A 2. Wh (A) an eighteen-year-old red cat, who loves dancing with mice and makes friends with dogs *has a beautiful voice *often made fun of by her brothers I feel sad about the way Rosie's family treats her. Family should love each other. 3 indifferent 冷漠的 value 評價 silent 安靜的 細節 UP L 【細節 推論 B 19/11

已解決 回答數: 2