1) You accidentally touch a hot pan on the stove and burn your finger. What kind of heat transfer happened? a) Radiation b) Conduction c) Convection d) Insulation 2) When boiling water, bubbles rise to the top as hot water moves upward and cooler water sinks. Which heat transfer is this? a) Convection b) Conduction c) Radiation d) Reflection 3) You stand outside on a sunny day and feel warm on your skin. Which heat transfer is responsible? a) Convection b) Conduction c) Radiation d) Absorption 4) A cup of hot coffee slowly cools down in a room. Which process mainly happens between the hot coffee and surrounding air? a) Convection b) Conduction c) Radiation d) Evaporation 5) A metal bench in the park feels hotter than the wooden bench beside it, even under the same sunlight. Why? a) Metal reflects sunlight b) Metal is a better conductor c) Wood produces less heat d) Wood absorbs more radiation

Application

印刷
埋め込み

リーダーボード

表示スタイル

オプション

テンプレートを切り替える

自動保存: を復元しますか?