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理科 中学生

これできるかたいますか?まったくわからなくて困ってます!お願いします🙇⤵️

(7) 100V-800W と表示された家庭で使用するアイロンがあります。このアイロンを のコンセントにつないで使用したとき、アイロンに流れる電流の大きさは何になり 次の刺激に対する反応の例です。これについて、次の各問いに答えなさい I ボールが飛んでくるのを目で見て, うでを曲げて手でボールをつかんだ。 ⅡI 熱い湯が入ったやかんに手がふれ, 思わず手を引っこめた。 (1) 目のように, まわりの状態を刺激として受けとる器官 を何といいますか。 (2)図1は、目のつくりを表した断面図です。 ものが見え るしくみを説明した次の文の下線部 ① ~ ③ は、図1のア ~カのどの部分にあたりますか。 それぞれ1つずつ選ん で, 記号で答えなさい。 図 1 (4) 図2は、ヒトがうでをのばしたときの骨格と筋肉 図2 のようすを表しています。 Ⅰ の反応でうでを曲げた ときのようすを適切に説明している文を次のア~ エから ア 筋肉 A, B ともに縮む。 イ 筋肉 A, B ともにゆるむ。 ウ筋肉Aは縮み, 筋肉 B はゆるむ。 エ筋肉Aはゆるみ, 筋肉Bは縮む。 イ 記号で答えなさい。 1つ選んで, ア 右目を上から見た図 の虹彩は,明るさによってひとみの大きさを変えて、目に入る光の量を調節する。 目に入った光は,② レンズ (水晶体)で屈折し,網膜上に像をつくる。網膜には光の 刺激を受けとる細胞があり,その。刺激は信号となって神経を通って脳に伝えられる。 エ (3)(2)の下線部④ のように、光や音,においなどの刺激の信号を脳に伝えるはたらきをする 神経を何神経といいますか。 筋肉A- 力 関節 (5) 肩 た L 筋肉B

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英語 中学生

すべてわかりません…教えてください!

Unit 4 長文問題 もしも時間を戻せたら? 1 ) able to change the past? If you Do you ever wish you (1) had (2) that ability, maybe you would spend more time practicing soccer, learn the instrument that you always wanted to play, study harder for that big test, or try to save more money for the future. 2 What would you do if you had the ability to turn back the clock? This was a question which Mr. Woodall, a high school teacher in Philadelphia, asked his students. Mr. Woodall wanted to know what was important to his students but was pleasantly surprised to see the results. I think their answers will be very interesting to you, too. (3) 3 Mr. Woodall expected to see answers (which were connected to the own good of the students, but he was wrong. The majority of the answers (5)which he received from his students were for the good of others. 4 Targ ①関係 2157 (4) A very common answer he found was, “If I could turn back the clock, I would take back some things that I said to a friend." Apparently, many of the students regretted saying something (5) friends and wanted to change that. Surprisingly, close to 40% of the students answered this way. ) hurt their 5 Another common answer was about pets. "If I were able to turn back the clock, I would spend more time with my dog," or "(7)I would be nicer to my cat," were some common answers. Almost 25% of the students missed their pet very much and wanted to show more love. These pets included dogs, cats, birds, rabbits and other animals. 6 There were other answers about reading more books, studying harder, or eating less junk food. However, Mr. Woodall was quite impressed with his students and their concern for others. He decided to share all of the answers with his students, and the students enjoyed hearing the different answers. Mr. Woodall decided to try this activity with his students every year. By asking, he felt he would learn a lot about his students. tu P e g n t

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