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物理 高校生

物理 力学 高校 この写真の本文のようになるのは何故ですか 本文には摩擦力が強くなったからとありますが 何故そうなれば、引き合いに勝てるのかがわかりません

18:18 3月29日(月) 全 21%』 RikaTan 原稿用紙 4/5 れます。このため、作用反作用が力のつりあい と混同されやすいのではないでしょうか。ま た、作用が原因となって結果として反作用が返 ってくるというタイムラグの誤解が生じやすい のもこの語感のせいではないかと思います。 本誌 p.71-73の記事にあるように全てのも のは力を受けると多かれ少なかれ変形します 図3 電車の綱引き が、変形したものが元に戻ろうとして反作用を おもりを載せた方が勝つ。 生じるのだという説明をしたらそれは誤りで す。作用と反作用には同時性と同等性があるの です。因果関係を求めてはいけません。このへ 電車の綱引き んの議論は参考文献5,6に詳しい解説がある 押し相撲の勝負がなぜついたかを考えるため ので参照してください。 にこんな実験をしてみましょう。おもちゃの電 もうひとつ付け加えると、反作用は英語で 車の同じ動力車2台を互いに逆向きに連結して 引き合いをさせてみます。動輪の滑り止めゴム reaction といいますが、これまた「リアクシ ョンが返ってくる」という日常語の語感と結び は外しておきます。水平面上に置いてスイッチ ついて誤解を生みやすい気がします。実は垂直 を入れると、双方とも車輪がスリップして動き 抗力は英語でnormal reaction というので ません。まさに引き分けの状態です。 (だからNという記号で表す)、きっと英語 圏の人たちも作用反作用と力のつりあいを混同 次に、一方の電池を故意に「弱った電池」に して車輪が弱々しく回転する状態で勝負する することが多いのだろうなと想像します。 と、弱い方が引きずられると思いきや、やはり 引き分けで動きません。 参考文献 ところがこの状態で、図3のようにどちらか 一方におもりを載せると、必ず載せた方が勝っ 1)筑波大学附属学校教育局(2005) 「試験 問題から見る教員採用の現状と課題」時事通信 のです。弱い電車もおもりを載せるだけで、元 出版局 気な電車に勝てます。 2)鈴木亨(2006)「作用反作用の法則にま 勝った方の電車に注目すると、引き分けの時 つわる誤解」物理教育通信 No.123 は、相手に引かれる力と面から受ける摩擦力が 3)飽本一裕(2001)「クイズで学ぶ大学の 等しくて「つり合っていた」のですが、おもり を載せると摩擦力が増すのでつり合いが破れ、 物理·たいくつな力学と波動がおもしろい」講 談社ブルーバックス 前進することができたのです。したがって綱引 きも相撲も質量が大きいほど有利です。 4) 「物理基礎」 (2.東書·物基301)東京 書籍 2013年 5)石井信也「理科実験を楽しむ会」の HP 名前のイメージにダマされるな http://sound.jp/oze_isihi/ 反作用という名前には、「作用を受けたこと 6)鈴木亨(2002)「理解と因果関係」物理 に反対/反応する」というような語感が感じら 教育通信 No.107

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英語 高校生

英語に自信がある人回答づくりお願いします! ※書き込みは気にしないでください。

第3問 次の英文を読んで、 設問に答えなさい。 AThe Working Time Regulations (WTRS) introduced a new right to paid holidays for most workers, However, some workers were not covered when the WTRS came into force in October 1998. Since the regulations were amended, with effect firom 1 August 2003. the majority of these workers have been entitled to paid holidays, and since 1 August 2004 the regulations have also applied to junior doctors. Workers who qualify are entitled to no fewer than four weeks of paid holiday a year, and public holidays (normally eight days in England and Wales) count towards*1 this. However, workers and employers can agree upon longer holidays. For the first year of work, special accrual*2 rules apply. For each month ofemployment, workers are entitled to one twelfth of the annual holiday. After the first year of employment, you can take your holiday entitlement at any time, with your employer's approval. A) Before taking holidays, you must give your employer notice of at least twice the length of the holiday you want to take: for instance, to takea five-day holiday, you must give at least ten days' notice. If your employer does not want you to take that holiday, they can give you counter-notice equal to the holiday 一 for example, five days' notice not to take a five-day holiday. If the employer wants you to take holiday at a given time, e.g. when there is a shutdown at the same time everyyear, they must give you notice of at least twice the length of the holiday. There is no right for the worker to take that holiday at a different time. Holiday cannot be carried over to the next year, unless your contract of employment allows this to happen. Nor can you be paid in lieu of*3 your holiday. However, when you leave the job, you are entitled to receive payment for any outstanding*4 holiday, provided your contract specifically allows for this. It may be that your contract gives you better rights, or your holiday rights might be specified in a collective agreement. Your union representative can advise you on this. 【出典】 Cambridge English IELTS 8, Cambridge University Press, 2011, p.110を一部 改変。 *1 count towards ~ : ~に算入される *2accrual: 付加, 自然増加 *3 in lieu of: ~の代わりに *4outstanding : 未処理の

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英語 高校生

英語に自信がある人回答づくりお願いします! ※書き込みは気にしないでください。

第3問 次の英文を読んで、 設問に答えなさい。 AThe Working Time Regulations (WTRS) introduced a new right to paid holidays for most workers, However, some workers were not covered when the WTRS came into force in October 1998. Since the regulations were amended, with effect firom 1 August 2003. the majority of these workers have been entitled to paid holidays, and since 1 August 2004 the regulations have also applied to junior doctors. Workers who qualify are entitled to no fewer than four weeks of paid holiday a year, and public holidays (normally eight days in England and Wales) count towards*1 this. However, workers and employers can agree upon longer holidays. For the first year of work, special accrual*2 rules apply. For each month ofemployment, workers are entitled to one twelfth of the annual holiday. After the first year of employment, you can take your holiday entitlement at any time, with your employer's approval. A) Before taking holidays, you must give your employer notice of at least twice the length of the holiday you want to take: for instance, to takea five-day holiday, you must give at least ten days' notice. If your employer does not want you to take that holiday, they can give you counter-notice equal to the holiday 一 for example, five days' notice not to take a five-day holiday. If the employer wants you to take holiday at a given time, e.g. when there is a shutdown at the same time everyyear, they must give you notice of at least twice the length of the holiday. There is no right for the worker to take that holiday at a different time. Holiday cannot be carried over to the next year, unless your contract of employment allows this to happen. Nor can you be paid in lieu of*3 your holiday. However, when you leave the job, you are entitled to receive payment for any outstanding*4 holiday, provided your contract specifically allows for this. It may be that your contract gives you better rights, or your holiday rights might be specified in a collective agreement. Your union representative can advise you on this. 【出典】 Cambridge English IELTS 8, Cambridge University Press, 2011, p.110を一部 改変。 *1 count towards ~ : ~に算入される *2accrual: 付加, 自然増加 *3 in lieu of: ~の代わりに *4outstanding : 未処理の

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英語 高校生

英語に自信がある人回答づくりお願いします! ※書き込みは気にしないでください。

第3問 次の英文を読んで、 設問に答えなさい。 The Working Time Regulations (WTRS) introduced a new right to paid holidays for most workers. However, some workers were not covered when the WTRS came into force in October 1998. Since the regulations were amended, with effect from 1 August 2003, the majority of these workers have been entitled to paid holidays, and since 1 August 2004 the regulations have also applied to junior doctors. Workers who qualify are entitled to no fewer than four weeks of paid holiday a year, and public holidays (normally eight days in England and Wales)count towards*1 this. However, workers and employers can agree upon longer holidays. For the first year of work, special accrual*2 rules apply. For each month ofemployment, workers are entitled to one twelfth of the annual holiday. After the first year of employment, you can take your holiday entitlement at any time, with your employer's approval. A Before taking holidays, you must give your employer notice of at least twice the length of the holiday you want to take: for instance, to take a five-day holiday, you must give at least ten days' notice. If your employer does not want you to take that holiday, they can give you counter-notice equal to the holiday for example, five days' notice not to take a five-day holiday. If the employer wants you to take holiday at a given time, e.g. when there is a shutdown at the same time every year, they must give you notice of at least twice the length of the holiday. There is no right for the worker to take that holiday at a different time. Holiday cannot be carried over to the next year, unless your contract of employment allows this to happen. Nor can you be paid in lieu of*3 your holiday. However, when you leave the job, you are entitled to receive payment for any outstanding*4 holiday, provided your contract specifically allows for this. )It may be that your contract gives you better rights, or your holiday rights might be specified in a collective agreement. Your union representative can advise you on this. 【出典】 Cambridge English IELTS 8, Cambridge University Press, 2011, p.110を一部 改変。 *1 count towards ~ : ~に算入される *2accrual : 付加, 自然増加 *3 in lieu of: ~の代わりに *4outstanding: 未処理の

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英語 高校生

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ON Po0-0。 ce から-っ に基づい 表び、る てop 、 その番紀を 答えとして最 ークしなきい も壮切なものを、 のヘー most jikely be e で more famous than they are today. -A taveler ing G w cxploring Germanys sccnic Ri v y CrmanysS sccnic Rhine River who visits the dty Of Bingen will be directed to the hi m the history i Seum there, which features front and center the amazing career of Saint エTi Su 隊 asant Cy 9 rmeenty se 202 Gm am ace ko ery sense a issance ogx。 born a htHle more than three and| き half centuries before the greatest Renaissance man Leonardo da Vinci (1432.1519). Hildegard was not only a composer of church music but also a mystic。 es a playwright an 7 Re and a sharp observer of natural phenomena on earth and in the skies. Tronically she had becn a sickly child and her aristocrat father did not hold much hope for her fature should she choose a normal life. Hle felt her only possibihty of personal happiness Would be in the service of God as a nun. isolated from the stresses of daily decision-making. Fortunately for Hildegard, Jutta von Spanheim, her mentor, saw in her an unusual abihty。 and ldegard was able to develop it to such a high degree that she became famous in her long jifetime of eighty-one yearS, even going on tOurS throughout Europe to promote her ideas and professed God-given ViSionS. _) Hildegard was a member of the Benedictine Order、 That meant a hife of balanced sleep.a Yegetarian diet regular DraYer and lots of hard work Her frst book, /zber Sczps (Koz 7e ld be a widely read description of the coSmos based on ancient Greek ideas、 It Ps), woul jwas believed to be a divinely inspired work in its time and Would not be matched by any man 邊he short biographies on Hildegard di al for centuries, lo not ahways detail her mus nm them, but Hildegard composed noteworthy liturgical pieces jpositions, 中 even mentio」 eered in developing the musical morality for ublic religious ceremony). She also pion in character of a StorY is presented with herheorsheis granted entry into here the mal a dilemma of choice mcept where and evil which wil determine Whet heaven e.Ytaly, and the Year 1619、 It was the tme of the Baroque. Nght

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