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問題的種類

自然 國中

請問下面兩題要怎麼算阿

( 再試一次 (A) 1. 某生利用一個穩定熱源做測定比熱的實驗,他各取100 公克的水及某液體分別加熱,其溫度的變化與時間的關 係如右圖所示。若某液體和水在同一時間內吸收相同的 熱量,則此液體之比熱為多少卡/克·℃?(水的比熱 為1.00卡/克·℃) (A)0.625 (B) 0.80 (C) 1.24 (D) 1.60 溫度增加量(C) 16 10- 8 某液體 水 0 5 加熱時間 (A) 2. 某生利用穩定熱源做測定比熱的實驗,各取80公克的水和甲液體分別加熱 C 數據如下表。若水和甲液體每分鐘吸收相同熱量,則甲液體的比熱為多少 卡/克·℃? 081(0) OSI (8) 915. 加熱時間(分) 水的溫度(℃) 甲液體溫度(℃) (A)0.3 0 2 4 6 8 10 易幸 20 23 26 29 32 35 20 25 30 35 40 45 (B)0.5 (C)0.6 (D)0.8 請閱讀下列敘述後,回答3.、4.題: 阿民放學後到便利商店買了一包洋芋片,他看了一下其營養標示,如下圖(一)。 想知道裡面的熱量到底有多少,所以將洋芋片進行生物課教過的燃燒實驗,如下圖 (二)。(1kcal=1大卡=1000卡)新曲 TA2M 日维峰 營養標示 實驗 溫度計 每包 DOTATO |熱量(kcal) 解剖針 136 CHIPS® 蛋白質(g) 水— 1.9 20.90 實驗二 一溫度計 解剖針 甘油 脂肪(g) 8.4 ato | 碳水化合物(g) 13.5 |鈉(mg) •洋芋片 200 ~洋芋片 圖(一) 圖(二) ) 3. 實驗一中,他在錐形瓶中放入200g,25℃的水,並取2.4g的洋芋片進行 燒,如果熱量完全轉換成熱能,加熱錐形瓶中的水,則錐形瓶中的水會呈球 麼狀態? (A)上升至50℃ (B)上升至75℃水 (C)上升至93℃ (D)水會沸騰 TA TA CARHO 619 ( ) 4. 實驗二中,阿民換成200g、25℃的甘油進行和實驗一相同操作方式,則錐 瓶中的甘油會呈現什麼狀態?(甘油沸點290℃,比熱0.58卡/公克•°℃) (A)上升至93℃ (C)上升至142.24 ℃ (B) A (B)上升至117.24℃ (D) (D)甘油會沸騰

已解決 回答數: 1
英文 高中

想問44 他的答案是怎麼得出來的 先發展於北美那跟義大利有什麼關系

C 111-W3 英文考科 第6頁 共7頁 43. What can we learn about pineapple on pizza from this passage? (A) A great majority of people in the world enjoy this combination. BIt was invented in Hawaii and becomes popular all over the world. It is so harmful that it has been destroying families and friendships. (D) It wasn't until 2009 that it became a hit in Italy and all over the world. 44. Which of the following statements about the relation between Italian people and pineapple pizza is TRUE? ANt will be enjoyed by a small minority in the EU though many dislike it. (B) How it is made and produced will be preserved under a law from the EU. Its global appeal will be protected by the EU after it keeps evolving. D) It will break with tradition and have a chance of becoming a hit. 46. In the last sentence of this article, what does the author try to imply? alolqua9 (A) (A) They hate it so much that they have decided to make it unlawful in Italy. Though pineapple pizza is unwelcome in Italy, it is invented here. A (C) Some Italian people can accept it because it breaks with tradition. (D) Pineapple pizza has been part of their food culture since long ago. 45. Based on the second paragraph in this passage, if a kind of food is given a TSG status, then what would happen? (A) Putting pineapple on a pizza is illegal, and putting ketchup on a hotdog is also illegal in the US. (B) Putting ketchup on a hotdog is more acceptable than putting pineapple on a pizza in the US. (C) Putting ketchup on a hotdog and putting pineapple on a pizza are legal in the US. (D) Putting ketchup on a hotdog has nothing to do with putting pineapple on a pizza in the US. 第貳部分、混合題(占10分) 限有笑顯光標示題號的作答區內作 ghe oir 分 it th e 5 C vh as VO 14 r 1

已解決 回答數: 1
英文 高中

第20題怎麼看

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