Grade

Type of questions

Science Junior High

8-問1と9-問2を解いて解説もお願いしたいです。

先生 「今日は蒸し暑いので、 冷たいジュースが飲みたくなりますね。」 生徒: 「こういう日に冷たいジュースを飲んでいると, コップの表面に水滴がつく現象が見られますが,なぜですか。」 先生 「それは ( X )からですよ。 今日は気温が25℃で湿度が75%ですから,約 (Y ) ℃以下のジュースをコップに 入れると水滴がつくはずですね。」 生徒: 「そうなんですか。 でも、 冬に暖房で室温を25℃にしたとき (Y)℃くらいのジュースをコップに入れても, 水滴 はつかなかった気がします。」 先生:それは, そのときの室内の湿度が, 今日と比べて低かったからですよ。」 生徒: 「昨日, 少し残ったジュースの入ったペットボトルのふたを閉めて, 冷蔵庫に入れておいたのですが、 朝になって見る と、ペットボトルがへこんでいました。 これも湿度に関係があるのですか 先生:「いいえ, それは大気圧に関係があります。 ペットボトル内の空気が、冷蔵庫で冷やされて収縮したため、ペットボト ルの中の圧力が, まわりの大気圧に比べて小さくなることでつぶれたのです。」 問1 文中の ( X )に当てはまるように, コップの表面に水滴がつく理由を書きなさい。 or 問2 次の表を参考にして, 文中の(Y) の温度を整数で求めなさい。 気温(℃) 1 2 3 4 5 6 7 8 9 10 12 13 14 15 55 飽和水蒸気量(g/m²) 5.2 5.6 5.9 6.4 6.8 7.3 7.8 8.3 8.8 9.4 10.0 10.7 11.4 12.1 12.8 気温 [℃] 16 17 18 19 20 21 22 23 24 24 22 25 26 27 28 29 30 飽和水蒸気量(g/m²) 13.6 14.5 15.4 16.3 17.3 18.3 23.1 19.4 20.6 21.8 24.4 25.8 27.2 28.8 30.4

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English Senior High

例文暗記について相談です 最近、例文暗記を進めていくごとにこれはaかtheか、 複数形か、thatはつけるのか省くのか、 という細かいところまでこだわっています。 時々、これが例文暗記の目的だったのだろうか? もっと色んな英作文ができるようになりたいし、 覚えた文を使っ... Read More

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