The matter of the butter is a solid because it has a fixed shape., Hot water was gradually added to the cold water surrounding the solid butter., As the temperature of the water increased, the molecules in the solid state begin to vibrate and move., At _____ degrees Celsius, the state has changed from a solid to a liquid..

Process of melting butter

列印
嵌入

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?