電子親和力が正であることが多いのは何故でしょうか？(画像のものは、一般的な定義に照らすと、たぶんy軸の符号が正負逆だと思います。) 前提として、 電子を受け取る前と後の原子の持つエネルギーをそれぞれE(b),E(a)とします。(before,afterに因んでます。) ま... 続きを読む

Periodic Trends in Electron Affinity for the Main Group Elements 350 Br -300 -250 -200 Se Te Po -150 0 Si C Ge -100 Bi As H -50 Ma A P Ro CS Pb B Ga In St 0 He N Be Mg Ne Ar Kr * Xe Rne Ba 50 Electron Affinity (kJ/mol)

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John Logie Baird person. Over the years, many inventors developed different types of televisions. One of the most important of |them |was John Logie Baird, an engineer from Scotland. It was not easy work. Baird had many problems. His health was poor. people that he talked to often thought he was crazy, and he suffered dangerous electric shocks. Surprisingly, he worked with everyday items, including a hatbox and a pair of scissors. He used |these] to make the first working television. He demonstrated it for the first time in 1926. Baird continued to work on televisions for the rest of his life. He later created the first color television, as well as many other inventions. He is now considered one of the greatest Scottish inventors ever. Unlike some other inventions, the television was not created by a single Sofhok 2oiiost odt (日) 1 The word them in paragraph 1 refers to (A) inventions (B) televisions (C) inventors (D) years 10 Asdi IC (Cpo Vonp otat gneesg sni ni madi brow snT S 2 The word these in paragraph2 refers toolaseh adi (A) (A) many problems (B) people that Baird talked to (C) dangerous electric shocks (D) a hatbox anda pair of scissors gog ont ori () (B)印0 g 20 gje olipadio ()

4-1　presidentに冠詞がつかないのはどうしてですか

3 1. The Olympic Games are[is] held every four years. 2. Something must be done to save the world. 1. She was chosen president of the company(.) 4 2. Yuki was given an electronic dictionary as a prize(.) 5 1. Mr. Ichiro Suzuki is well known to all of us. 2. A staff member showed me the way to the restaurant. 2. because は理由を表す接続詞。 cannot は「あまりよく~できない」と訳す。 3. 前文からハップル宇宙望遠鏡は宇宙にあることがわ かる。「宇宙」を表す space を入れる。 4. 2つの意見は第3段落第2、3文にある。 very well

（Ⅲ）のBC＝√15の部分が分かりません。 解説より、2√3くaく4ならば BCは、√13√14√15のどれでも良くない?って思ってしまいます。

21 難易度 SELECT SELECT 目標解答時間 9分 9060 (1) △ABCにおいて,ZA= 60°, AC=4 とする。辺BCの長さに対する △ABC の形状や性質を, 次の(i)~(m)の場合について考えよう。 (i) BC=2/3 のとき, AB=Dア であり,△ABC は である。 .0 イ (i) BC=4 のとき,AB=Dウ であり,△ABC は の解答群(同じものを繰り返し選んでもよい。) である。 エ エ O 正三角形 0 直角三角形 の 鈍角三角形 () BC= のとき,合同でない△ABCが二つ存在し,それぞれ △AB,C, △AB:C とする。 オ sin ZAB」C= カ cos ZAB」C= キ である。 オ については,最も適当なものを, 次の①~③のうちから一つ選べ。 O (7 0 (11 ② 15 6 (19 キ の解答群(同じものを繰り返し選んでもよい。) カ O sin ZAB2C 0 -sin ZAB2C 2 cos ZAB2C -cos ZAB2C

⑶の訳し方を教えてください🙇🏻‍♀️

really worked. Atthe age of 14, he was able to build a windmill that generated electricity to pump water from a well in the village so the crops* could receive enough water. His true life story spread to others 15 around the world

a few parents の訳が「かなりの数の両親」になっていますがなぜでしょうか。 「ほとんど 〜ない」という訳しか分かりません。😓

【訳】「私を一日中待たせるつも He was greatly surr 6. 【解答】(2 elected (→ POINT ① elect 2 【訳】「自分が社長に選ばれて、初 7.【解答】2 heard (→ POINT V7. He couldn't make hi 1 hear (2 【訳】「彼は列車の騒音の中で声を 8.【解答】0 force (→ POINT 0) 8 Quite a few parents 【訳】「かなりの数の親が子どもい 0 force 2 【解答) 1. [Keeping your guest waiting for 2. [Broken glass remained scatter 27 一 第3講 3 【解答】 Don't leave these tools lying (

英文法です！ 答えは4になってますがなぜ1ではないのでしょうか？ 過去のことなので不定詞より動名詞だと思ったのですが。。

4) 空欄に入る最も適切なものを選びなさい。 esfheric) 重わな John F. Kennedy was the first Catholic() elected President of the United S い States. 1. having been 2. who 3. he was 4, to be 果話泊 ( vbuta) 開雄 に査志意1 にめるセー100日

至急！ これの答え合わせをしたいです。 答えを教えて欲しいです。

)に入れる最も適当なものを①~④から1つずつ選べ。 ) the ground. It's cold and damp. 次の各文の( (1) Don't lie ( 1 on above in 4) Over (2) We're( )a difficult situation. What shall we do? pe sug at の on 2 in の from to (3) I leaned ( )a tree torest. 0 against ② in ③ under ④ within (4) My friend found a job ( an employment agency. 0 of 2 through ③ to の under (5) He cut the fruit ( )a knife. の at 2 by with on )in the student council election? ③ for by (6) Who did you vote ( の under 2 to ) some extent. (7) Everybody suffers from colds ( ② to ③ at with (1) on ) all our money. (8) Someone has robbed us ( by の of (2 at 0 from ) half an hour and then decided that you weren't (9) I waited for you coming. 0 during ③ for の to 2 between ) our stay in Paris, we visited a lot of museums and galleries. の From 10( ③ Between 2 During ① For

並び替え問題です。 何故'the'が、'president'の前でなく'student council'の前に入るのか分かりません。分かる方、説明お願いします。

6. [the / president / student council / Jack / we / of / elected ]. 私たちはジャックを生徒会の会長に選んだ。 We clected Jack te preidet coumalo Stedent Counc

the presidential election will be held in two years. 2年後を2年間としても意味は通じる気がするのですがだめなのですか？