Physical Change - is a change in which no new materials form., Chemical Change - is a change in which one or more new types of matter form, materials react with each other., Qualitative Data - pieces of information that can be described in words, Quantitative Data - pieces of information described in numbers and units, Chemical Property - the ability of a material to react with other materials in a certain way,

Physical and Chemical Changes

排行榜

匹配遊戲是一個開放式範本。它不會為排行榜生成分數。

視覺風格

選項

切換範本

恢復自動保存: ?