1) Mass per unit volume is a) density b) area c) weight 2) S.I unit of temperature is a) Celsius b) Kelvin c) Fahrenheit 3) Water boils at a) 0°C b) 100°C c) 200°F 4) The intermolecular force is least in a) solid b) gas c) liquid 5) The amount of surface occupied by an object is a) area b) volume c) length

Physics

由
列印
嵌入

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?