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理科 中学生

解説求む!!

【2】 右の図のように、セロハンをとり つけた容器で仕切られたビーカーに、硫 酸亜鉛水溶液と硫酸銅水溶液を別々に入 れ、金属板Aと金属板Bをそれぞれの水 溶液に入れた後、電子オルゴールをつな ぐと、音が鳴った。 これについて、次の 問いに答えなさい。 ただし、金属板Aと 金属板Bは、それぞれ銅板か亜鉛板のい 金属板A 水溶液 ·b 金属板 B イ, リチウム電池 エ, ニッケル水素電池 +端子 セロハン 硫酸銅 水溶液 端子 電子オル ゴール 1. 電子オルゴールの音が鳴っていること から、図の装置は、物質がもっている何エネルギーを電気エネルギーに変換してとり 出しているか。また、そのような装置を何というか。 名称を書きなさい。 化学電池化学エネルギー 2. 電子オルゴールは+端子に電源の+, 端子に電源の一極をそれぞれつながないと 音が鳴らない。 ①電子が流れる向きはa,bのどちらか。 記号で選びなさい。 a ②亜鉛板は金属板A,Bのどちらか。 記号で選びなさい。 また, そのように考えた理 由を、「電子」 「イオン」の言葉を使って簡単に説明しなさい。 A銅と亜鉛では亜鉛のほうが電子を失って 陽イオンになりやす から 【3】 いろいろな電池について、 次の問いに答えなさい。 1.次のア~エから一次電池をすべて選びなさい。 ア、 アルカリマンガン乾電池 ウ…. 鉛蓄電池 【オ.空気亜鉛電池 2. 次の文章は、二次電池について説明したものである。 ( )にあてはまる言葉を書きな さい。 充電 二次電池は、( ① することでくり返し使える電池である。 ( ① ) とは、外部 電源から電池に強制的に電流を流し、(②) エネルギーを (③) エネルギーに 変換することである。 tips

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英語 中学生

問2と問3と問4を教えてください!

14) 次の英文を読んで、あとの各問いに答えなさい。 Jack is writing an e-mail to Mike now. Hi, Mike. I arrived in Hokkaido two weeks ago. My school here is wonderful! I can't speak Japanese well yet, but I've made friends with many students at school. I read some books about Japan before I came here, but 5 school life are new to me. many things about Japanese "C For example, an interesting thing happened at lunch time on my first day at this school. After the fourth class finished, suddenly my classmates began to eat lunch in our classroom! And they put their lunch boxes on their own desks! I couldn't believe it. So I asked my friend, Takeshi, "Aren't your desks for studying?" He 10 looked a little surprised and answered, Of course they are, but we use them when we eat lunch, too. Why do you ask?" Another interesting thing happened after school that day. After we finished our class, some students started to clean the classroom. That also surprised me. Because our school in America has a "cleaning staff, students and teachers don't have 15 to clean. The next day, I cleaned my classroom with my classmates for the first time. After cleaning with them, I felt good. I think that it's good for students to clean the places that they use. 100点 *Lastly, we have our school trip for five days next month. You may also be interested in this because our school in America doesn't have such a long trip. I'm 20 very happy because I will go to Kyoto, Tokyo, and other places in Japan. Now my classmates and I often talk about our school trip. It is interesting to plan what places we will visit in Japan. I want to see some famous places and old Japanese buildings with my own eyes. I sometimes feel there are many differences between Japan and America. This 25 makes my life in Japan very exciting every day. I'll tell you about my school trip next time. () surprise cleaning staff ‡‚ (= janitor) [問1] 下線部 ① を, ほぼ意味が同じで次のように書きかえるとき, 1語が入るか答えなさい。 There are many things that I didn't lastly 最後に, 終わりに にはそれぞれどのような (15点) know about Japanese

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英語 中学生

回答を解説含め教えて頂きたいです🙇‍♀️🙏

問題10 【思考・判断・表現】 (2×9=18) 健(Ken)はクラスの友達に切手 (stamp) と地図 (map) を見せながら、ブータン王国 ( Bhutan)に住む文通相手 (pen pal)のタシ (Tashi) との交通についてスピーチをしてい ます。 次の英文を読んで、あとの (ア) ~ (ケ)の各問いに答えなさい。 0275 300q sit zow stoloporlo to roteir sdt bib 9W (1) Hi, everyone. I'm going to talk about my pen pal. Please look at this stamp. Have you ? Tashi, my pen pal ever seen a big stamp like this? It's not a Japanese stamp. Then ( 1 )? TIDS Satplopo tuodo in Bhutan, sent it to me last week. Bhutan has interesting stamps. I'll talk a little about Syobot pluqoq Bhutan. Please look at this map. Bhutan is between China and India. It's bigger than Kyushu NW (E) and has many high mountains. People in that country have clothes like Japanese kimonos, and they grow and eat rice. Tashi and I became pen pals last year. I've never seen him, ( 2 ) I've seen his father. in the Meiji pen His father came to Japan to study at college, and my mother was his Japanese teacher. t in Japan. They tre When she brought him to our house, he told me about his family. He said, "My son is as old LA 111. SIDIO Snipsd as you. He wanted to come to Japan with 3me, but he had to stay in Bhutan. He is very bih wohl (S)make interested in Japan and wants a Japanese friend. If you write a letter to him, he will be very ( 4 )." Tashi's father also told me about his country. It was very interesting. So I Sstoloporio svori ot sent a letter to Tashi, and we started writing letters to each other. We write letters in English. I didn't like writing English before, but now I enjoy it. Tashi writes English very well because teachers in Bhutan usually speak English when they teach. He sometimes uses difficult words in his letters, so I need a ( 5 ) to read them. We write about our countries, schools, families, and friends. He uses beautiful stamps to him, too. Thank you for listening.

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英語 中学生

英語で物語系がテスト範囲で出るのですが、どうやって勉強するのがいいのでしょう?勉強の仕方を教えてください🙏

Read て内容 読んだ 内容を思 の名〕 liə] Sukh's White Horse Once upon a time, a poor boy lived in Mongolia. His name was Sukh. One day, Sukh found a baby white horse. He took great care of the horse. The white horse grew up. One year, spring, the ruler was having a horse race. He said, "The winner of the race will marry my daughter." Sukh wanted to take part in the race with his white horse.。 He got on his horse and went to the town. On the day of the race, a lot of people came together. The race began. The horses ran fast. And in the lead ... was the white horse. "The white horse came in first! Who is the winner?" the ruler cried. Q. What did Sukh take part in? 2 TIPS for Reading 出来事のつながり 出来事のつながりや、 原因と結果に気をつけ て読むと、物語を理解 する助けになる。 5 5 But the winner was just a poor boy. When the ruler saw Sukh, he said, "Here is some silver. Leave that white horse here and go home!" But Sukh said, "I won't sell my horse!" Q. New Words "What! Stupid boy! Men, beat him up!" The men beat and kicked Sukh. The ruler took the white horse away from him. The ruler was happy. He wanted to show the white horse to many people. One day, he had a party. He tried to ride on the horse. Then it happened. The white horse leaped up and the ruler fell off him. The white horse ran away. The ruler said, "Quick. Catch him. If you can't catch him, shoot him!" silver (silvər] leave [li:v] stupid [stjú:pid] man (mæn] → men [mén] beat [bi:t] kick(ed) (kik(t)] happen(ed) [hæpan(d)] What happened when the ruler tried to ride on the horse? His men shot arrows at the white horse, but the white horse kept on running. That night, when Sukh was in bed, there came a sound from outside. He leaped up and ran out. He found his white horse there. The horse was injured. "White horse, my dear white horse, please don't die!" Sukh tried to help his horse, but the horse was too tired. The next day, he died. leap(ed) [li:p(t)] fall [f5:1)→ fell quick [kwik] shoot [fú:t] →shot [fát] arrow(s) la outside injured die [dáil go hom ▪take ~ ride on fall of run a keep

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