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Physics Senior High

力の釣り合いについての質問です。Nの大きさは重力の大きさの分解によりmg sinθとなると思ったのですがどうして０になるのですか。

ve1 がいな hunga いがも 適切に かった d no en Qun 110 第1章力学 21. 斜面上の運動とエネルギー 水平面上に断面が直角三角形ABC となる三角台が固定されている。 ここに BC面から測った A 間のみ摩擦があり (小物体との間の動摩擦係数をμとする), 斜面の他の部分はなめらかである. 点の高さはんであり, ∠BAC=90°, ∠ACB = 0 である. また, 斜面 AC間の距離 1 の部分 OP 0 P A F B (1) B 点に質量 m の小物体を置き, 力Fを加えて小物体を斜面に沿ってゆっくりと A 点まで 移動させた.物体が受ける力をすべて数え上げ, BA間で各々が物体にした仕事を求めよ. ●(2) A点から初速0で小物体を滑らせた. B点を通過する時の速さはいくらか. ●(3) A点からC方向に小物体を滑らせたところ, 0 点を速さで通過し,さらにP点を通過 して滑り続けた.OP 間で小物体が受ける力をすべて数え上げ,各々が小物体にした仕事を 求めよ. (4) P点における小物体の速さはいくらか.
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English Senior High

一番が二つともわかりません。教えてください

Grammar for Expression 3 LESSON 5 A 名詞について説明する現在分詞・過去分詞 a. The setting sun was really beautiful. b. They sell imported cars at that shop. c. Look at the baby sleeping on the bed. d. This is a picture taken in Okinawa. B 長い主語の代わりにItを使う①<It is ~ that....> It is certain that Bill will join our club. C 長い主語の代わりにItを使う ② <It is ~ to do ....) a. It is important to learn about foreign cultures. 外国の文化について学ぶことは大切だ。 君が彼に腹を立てるのは当然だ。 b. It is natural for you to be angry with him. (沈んでいく太陽→)沈む夕日は本当にきれいでした。 あの店では (輸入された車→) 輸入車を売っています。 ベッドで眠っている赤ちゃんを見てごらん。 これは沖縄で撮った [一撮られた] 写真です。 ビルが私たちのクラブに入ってくれるのは確かだ。 Read the following David's diary. Follow the example and complete the sentences Aug. 30th, 2022 I found a photo in my desk this morning. It was taken in Hokkaido when I was a high school student. In the center of the photo, there's the statue of Dr. Clark. My friend, Kaito, is smiling so happily in front of it. I'm also smiling next to him. This trip is still one of my best memories. statue Ex. The boy standing next to Kaito is David. [stand] 1. David found a photo 2. Kaito is the boy . in his desk. [take] the statue of Dr. Clark. [smile 2 Follow the examples and complete the sentences about yourself. 1. Ex. It is possible that I will go abroad next summer. It is possible that 2. Ex. It is difficult for me to get up early every morning. It is difficult for me LESS TOY A a. b C B C 1. 11
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English Senior High

答え合わせをしたいので分かるかたお願いします🙇‍♀️

総合問題 ④ 次の英文の( )内に入れるのにもっとも適切なものを、①~④の中から1つずつ選び記号で答 えなさい｡ (1) His father won't ( 1 get (2) This river is dangerous to ( being swum @ swim in (3) ( ) to see you on Tuesday. I'm possible? It is unable for me 3 It is possible for me 4 There is no (5) Many communities for their supply. that obtained (6) He is said to ( 1 win ) him drive his new car. @ allow 3 let (8) Tell me when ( blow did you come 3 you came (4) If the river is clear, you can see the beautiful scene () on it. reflect 2 reflected 3 that reflected are dependent on the water ( ) in July. 3 swim it hadn't become boln 3 shouldn't become C 4 permit 4 swimming (soomA\y\m \ BÌ) (7) To my surprise, John ( ) natto before he came to Japan. 1 was eaten will eat 3 has eaten 4 to reflect 2 obtained ) a prize in the speech contest last month. 2 have won 3 be won ) from wells 3 is obtained @obtain it B ) to the United States for the first time. Tanton you have come 4 have you come 2 haven't become 4 wouldn't become (9) What kind of person do you think you could have been if you () a) musician? 4having won 4had eaten bus ovad (10) The results of Experiment A are more reliable than ( ) of Experiment B. Ⓒones O that REG3 these those CA B
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