年級

問題的種類

英文 國中

我這樣寫對嗎👀👾(八上文法宅急便)

(A) 18 【小試一下] (一)填充題 1. Before he eats pizza, he will wash 2. When I save enough money, I will take 3. After Joe knows about the fact, he Will everything about it. (二)翻譯填空 1. 在他來這裡之前,我會等他。 I will wait for him 2. 嬰兒一歲時,我將買給她一份可愛的生日禮物。 When the baby is one year old, I (W) will gift for her. 3. 完成她的自然功課後,她將打電動一小時。 •練習 She'll play science homework. (一)依提示作答 video games for an hour his hands. a trip to Japan for a week, call me up and tell me (C) V before he Come here. (B) buy A a lovely birthd after she finisher A A B F David will have free time tonight. (用 When 開頭合併為一句 ) He will go to a concert with Anna. When David have free time, he will go to a concert with 2. After Jim washes his hands, he will eat the pizza. (Before 翻譯 Anna Toni Before Jim eats the pizza, he will wash his hands. 1. 今晚吃晚餐後,我和我太太將在公園散步。(Mywife... will.... will...) My wife and I will go for a walk at park after dinner. 2. 這個週末有空時,爸爸將幫忙我的數學功課。(Dad will help with...) Toni Dad will help with my math homework when he has frec 學力模擬演練 單題(每題5分,共75分) 1. Mr. and Mrs. Smith did not know much about Taiwan when they beautiful island. this weeken 得分 ( ( to the (A) came (C) are coming (B) come (D) comes

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社會 國中

可以幫我看看剩下的對嗎🥹還有第二題的A區是60 還是66.5ㄚ🥹🥹

2-2 俄羅斯 (C)亞太經濟合作會議 1. 受到氣候變遷影響,位處中、高緯度的俄羅斯逐漸「解凍」,有利於其發展農業與新航道。若不討論對環 境的衝擊,暖化使得永凍土融化,增加了俄羅斯的可耕種面積,也讓俄羅斯近年的小麥出口量大增,成為 小麥主要出口國之一。而俄羅斯在富有天然氣、石油資源的「A」區,擁有最大的領土,也成為其未來經 濟與軍事上的一大優勢。請根據上文回答問題: (1)(D)文中所指的氣候環境,應屬於下列氣候圖中的何種? (A) 開水量 (C) 開水醬 (D) 開水醬 (D) 降水量 (B) 品 300 20 250 20 250 20 10 200 10 200 15 150 150 -10 100 -10 100 -20 50 123456789101112(月) 350 300 200 150 100 50 50 01112(月) 123456789101112(0) (甲)66.5°N (A) 66.5°S 。 11112(A) 【】(2)文中的「A」區,最可能位於哪個經緯度範圍附近? (丙)60°N (T)60°S (我)120°W 俄羅斯西伯利亞的奧伊米亞康(Oymyakon)鎮,有人類最冷居 住地之稱,位置如附圖。根據當地人的說法,當氣溫降至-65° C以下時候,朝地上吐一口痰,在還沒有掉到地上之前就會先結 成冰。當地的停課規定如下:氣溫達零下52度,小學一至四年 級學生可停課,高年級學生的停課標準為零下56度。 請根據上文,回答下列問題: 莫斯科 Moscow) 真伊米亞廉 * (Oymyakon) 1) 若小美想到奧伊米亞康旅遊,一路從莫斯科到奧伊米亞康,途中會依序經過哪些地形區? 答:【甲.J.乙戊、 (甲)歐俄平原 (乙)西伯利亞平原(丙)西伯利亞山地(丁)烏拉爾山 (戊)西伯利亞高原 二)右圖為奧伊米亞康一年的月最高均溫與月最低均溫圖, 由溫度變化來看,這裡的氣候呈現什麼特色? 答:【 乙丙丁】 (甲)年溫差小 •最高均温[C鱼低均温(℃) 30 20 10 22.7 20 - 18.2 9.1. 8.9 6.2 0 -3.7/ 4.7 -3.77 -9.2 -10 0 20 30 -20.8/ -20.4 -23.9 - 30.7 -35.4/ -39.3. -42.5. 40 -47.3 242 -50 48.8 -50 c 月分 1 2 3 4 5 6 7 8 9 10 11 12 (乙)年溫差大 (丙)夏季短暫溫暖 (丁)冬季嚴寒漫長 -40 PB MP

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英文 國中

有人會寫英文短文嗎?

Get Ready to Write things. *識全集中 A Venn diagram can help you compare and contrast two different Ants How they are the same Bees • Live in • Black or brown •Can walk a long way • Birds like to eat them Insects • six legs Live in hives Yellow and black Can •Make e both popular. use a ball exciting How they are different Read the following report comparing ants and bees. Read again and complete the Venn diagram with information that tells you how ants and basketball 219 mod MS 89 and bees are the same or different. Introduction How they are the same How they are different Conclusion Ants and Bees nobuboun There are many kinds of insects in the world. All insects have six legs, but they can be very different. Two insects, which you can see everywhere, are ants and bees. Ants live in nests. Thousands of ants live together. Bees also live together, but they live in hives. Both ants and bees have a queen. The hard working queen lays many eggs. Ants and bees work very hard to find food and build their homes. But be careful because when they get angry, they can hurt you. yart worl hib Ants and bees are also different in many ways. Ants are usually smaller than bees and they are brown or black in color. However, bees are yellow and black. Bees can fly and eat from flowers. This food, which becomes honey, is delicious. On the other hand, ants often walk a long way to find food. Some birds and animals like to eat ants. As you can see, ants and bees are both very interesting no insects. They are the same and different in many ways. Which one do you like? IN LINE

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物理 高中

(第一張照片)守恆的概念是沒問題的,但換符號好像有點問題,mg是怎麼換成mV/r的???還有a是怎麼換成V^2/r的???感覺是我前面換算學得不太好的關係🥺 (第二張照片)想知道c選項的算式是怎麼來的?

範例3 圓周運動的力學能守恆 雲飛車是一種常見於主題樂園中的遊樂設施, ao 其軌道通常有如圖所示的迴圈。若考慮正圓的迴 圈軌道,且軌道可視為在一鉛直面上,雲霄飛車 的車廂在沒有動力驅動之下,沿著軌道內側繞行, 且軌道只能提供向心力,摩擦阻力可忽略,重力 加速度為g,則當車廂可沿整個圓圈軌道繞行時,車廂在軌道最低點的加速度量值至少 為何? (A) 2g (B) 3g (C) 4g (D) 5g (E) 6g 向心力: V₁ F=mg= m JJR VH R + a₁ = JEJR (JSJR) R V₁ R 1=5g A.0) 願選一條長為R的繩子綁住一個石塊,讓石塊一開始在鉛直面上作圓周運 動,石塊的位置可由石塊—圓心連線和水平線夾角表示,如右圖所 Mo 示。若石塊在最低處的速率改為 7gR g為重力加速度,則石塊轉 2 到何處時會脫離如圖所示之圓形虛線軌跡?(已知sin37°=0.6) (A)=30° (B)=37° (C)=45°(D)=53°E=60° R my mg cose 79R 2 ① 力学能守恆 /m() :/mv+mgal1+sine) myR 2 → v² 1 gk (3-4 sino) ② 圓周運動(向心力:張力、動) T+ mg sino - V = 1mg (3-4 sino) →繩鬆⇒7:0 →脫離:與最低點高度差h " R+R Sind ⇒ 0+mg sine = 1 mg (3-45/40> : R(1+ Sine) => sino 0-300 【107. 指考】

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