重要な考え方
浮力
Poussée d’Archimède : F_A = ρ_fluide V_déplacé g
Start with the central idea, then test it against a concrete element or example. A scientific model is useful when we know what it explains — and where its limits are.
浮力
いちばん大切な考え
浮力. この基本概念は、物理モデルを観測できる量や実験と結びつけます。
なぜ大切か
この基本概念は、物理モデルを観測できる量や実験と結びつけます。
覚えるためのイメージ
この基本概念は、物理モデルを観測できる量や実験と結びつけます。
メンデレーエフが解説
Take one idea at a time. If a new word appears, connect it to a concrete object, number or experiment before moving on.
試してみよう
Say the idea aloud in your own words, then test it with a simple example.
よくある誤解
Memorising a sentence is not the same as understanding the mechanism behind it.
重要な考え方
浮力
例題
浮力
Start with the central idea, then test it against a concrete element or example. A scientific model is useful when we know what it explains — and where its limits are.
練習
浮力
Izaberite novi slučaj povezan sa 浮力. Napišite poznate podatke, traženu veličinu i jedinice. Zatim navedite pravilo, model ili trend koji koristite. Ako postoji račun, proverite jedinice u svakom koraku; ako je zadatak pojmovni, jasno navedite šta se menja a šta ostaje isto.
答えの確認
Dobar odgovor sadrži početnu situaciju, promenljivu koja se menja, smer promene ili brojčani rezultat i jednu nezavisnu proveru: jedinicu, red veličine, granični slučaj ili poređenje sa poznatim primerom.