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理科 中学生

この問題の(3)と(8)がわからないです!教えてください! 早めでお願いします この問題わかる人探してます

0 100 A 2886220 ] 右の図は,水の温度と硝酸カリウム, ミョウバン、塩化ナトリウムの溶解度の関係をグラフに表 したものである。 次の問いに答えなさい。 (1) 水のように, 物質をとかす液体を何というか。 60水 (2)60℃の水150gに, A~Cの物質をそれぞれ75gずつ加えた。 ① 全てとけきらない物質はA~ Cのどれか。 また, ②それ以上とけることのできない状態の水溶液を何というか。 (3)水100gA, B をそれぞれ100g全てとかして, 同じ質量パーセント濃度の水溶液をつくると き 何℃以上の水を用意する必要があるか。 次のア~エから選べ。 100gの水にとける質量[g] TB ア約45℃ イ約57℃ 約67℃ (4)Cの物質は何か。 I *75°C 110 52. 110 0 (5) 60℃の水120gに, Aを30gとかしたときにできる水溶液の質量パーセント濃度は, 何%か。 「 (6)(5)と同じ濃度の60℃の水溶液250gをつくるには, 水とAはそれぞれ何g必要か。 (7)40℃の水150gにA〜Cをそれぞれとけるだけとかした後, 水溶液を20℃まで冷やす てきた結晶の質量が最も多い物質と, 最も少ない物質をA~Cからそれぞれ選べ。 210400. 60 x100 160 20 40 60 80 水の温度 [℃] 0.5234 160 210 110- 250 250 ¥105 500 =20 420 3.5.850 1,00 (8)水160gに物質を110g加えて, 物質Aがすべてとけるまで加熱した。 その後すぐに全体の質量をはかる 水が蒸発して260g すべての水溶液で結晶が見られた。出 800 0x00=202.5 20_ になっていたが,物質Aの結晶は見られなかった。 この水溶液を20℃まで冷やしたときに出てきた, 物質の結晶の質量は何gか。 ただし、20℃の水100gにとける物質Aは31.6gである。 31.6 x2.21700 110 31.6+702141

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英語 中学生

(1)の答えがchoosing、(2)の答えがウ、(5)の答えがアで、それぞれなんでその答えになるのかと、 5⃣の本文を上から4行、4行、5行、4行、3行、2行で分けた時それぞれに題名を付けるとしたらどうなりますか? 教えて欲しいですm(_ _)m

5 次の英文を読んで, あとの問いに答えなさい。 <川越東改> Origami is the Japanese art of folding paper. To do origami, the artist starts with a square piece of paper. Some people like to use special origami paper that is two colors. The front of the paper is one color, and the back of the paper is another color. Other people like to use origami paper that has patterns on it. After ①(choose) your paper, you can find many instructions for folding the paper into different things. Many people enjoy (make) origami flowers, animals, or things ( 3 ). For all of these things, there are a few kinds of folds that you need to use. For example, sometimes you need to fold the paper in half. Sometimes, the paper must be folded from corner to corner. If you follow the directions carefully, you can create a beautiful paper flower or animal. However, origami is more than folding paper. First, origami is an important part of Japanese life. For example, nature is important in Japan. In Japan, people care about the seasons, weather, water, or other things in nature. Origami is also a part of nature. That is why the most popular origami shapes are things like animals. Birds, fish, flowers, and stars are all popular shapes. It is a quiet activity, and can calm the mind and body. People who do origami like the activity as much as the art. They like it because origami demands a lot of attention. When people think hard about creating something, they forget about their problems. This allows them ④ to calm down. ⑤ Origami is also good for teaching children. They also learn to work carefully. Also, origami has squares and triangles. These shapes are important in all kinds of learning. Origami helps children to learn about these shapes. Maybe you can try to do origami yourself. You only need some paper and a book of instructions. You can find instructions for many origami shapes on the Internet. instruction direction (1)①,②の( )内の語を適する形にかえなさい。 (2) 30( に適するものを, ア~エから1つ選びなさい。 (3) (4) 7 to paint with 1 to talk with 1 (2) making. to play with I to help with (イ) ④に適するものを,ア~エから1つ選びなさい。 Origami is also easy to learn. 1 Origami is also good for your imagination. Origami is also difficult to learn. I Origami is also good for your mind. ⑤にはA~Cの文が入ります。 自然な流れの文章になる配列を, ア~エから1つ選びなさい。 A Children must follow these steps exactly. B First, origami has many steps. C This way, children can learn to follow instructions. ア A-B-C イ A-C-B B-A-C I B-C-A (5)本文の内容にあうものを, ア~エから1つ選びなさい。 If you follow some instructions for paper folds, you can enjoy many different origami shapes. Learning origami gives us a good chance to help animals on the earth. You may feel tired if you try hard to do origami carefully. I The most important thing for children's education is origami. (土)

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英語 中学生

お願いします(:D)┓

名詞/冠詞/代名詞 23 の区別 名詞がく 般的。 可か。 意。 を表す。 出題 ト も 6 次の英文を読んで問いに答えなさい。 <福岡改) Akio and Hideki are good friends. One morning when they were walking to school, Hideki saw a group of people in a park. He said to Akio, "Look! They're cleaning the park." Akio said, “That looks like volunteer work. I'm not very interested in it." Hideki said, “I think we can do many things for other people. Volunteer work is one of them. So, you should think about it a little.” “Do you do anything for other people?" asked Akio. Hideki answered, “Yes, I sometimes join volunteer work." "Really? I didn't know that. Oh, school will soon start." said Akio. The boys ran to school. (3 The next Saturday, Akio went out after ( A ) breakfast. He was walking through the park, and he saw (that) people again. They were cleaning the park. ( B )old woman was collecting trash and cans in a plastic bag near him. Akio talked to her, “Hello. I ④ saw you here a few days ago. Do you often clean this park?” “No, not often. Only a few times in ( C ) month," she answered. He asked, “Do you have to do this?” “Oh, no. We just want to," she said and showed him the bag. “We collect trash and cans, and clean the park. We like this park. A lot of people come to this park and enjoy their That makes us happy," the woman said. She smiled and went back to the group. In the park some little (child) were playing, and the trees were beautiful. He thought, He ran to the group and said, “Excuse me! Do you have another ( ⑧ )?" (注) collect trash and cans ごみや缶を集める plastic bag ビニール袋 time. 7 (1) 下線部①, ③が示しているものを, ①は2語, ③は3語で,それぞれ本文中から書き抜きなさい。 ① ③ (2) 下線部② の that はどのようなことを表していますか、 次の[ ] に適切な日本語を書きなさい。 ひできが 〔 (3) 下線部 ④, ⑥の()内の語を, それぞれ適切な形にかえなさい。 ④ ⑥ C 〕こと。 (4) ( )A~Cに, a, an, the のうち適するものを書きなさい。 いずれも必要がない場合は,× を書きなさい。 B A (5) 下線部⑤で 「そのことで私たちはうれしくなるのよ」とありますが、 「そのこと」 とはどのようなことですか。 文中からさがして, 日本語で書きなさい。 (6)本文の内容から考えて, ⑦に入る最も適切なものを、次から選びなさい。 ア I will never talk with Hideki again. ウ That woman shouldn't clean this park. I have to play with them. エ Hideki is right. [ ] (7)本文の内容から考えて, ()⑧に入る最も適切なものを、次から選びなさい。 ア can イ bag ウ park I group (8)次の質問に対する答えの英文を, 5語で書きなさい。 Where were Akio and Hideki going when they saw the group in the park? NAVI ⑥ 〈長文読解〉代名詞などの指示内容は, 前の部分からさがすのが鉄則。 (1)3は複数。 (2)会話の流れに着目。 (3) ④直後の people は複数 (5直前の1文に着目。 (6)主題(ボランティアに対するあきおの考えの変化)や前後の文 の流れから考える。 (7) 自分も活動に参加しようとしている場面。 (8)主語を正しい代名詞で受ける。

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