Good reflectors: A mirror, Shiny surfaces, Smooth, shiny materials, Polished metal surfaces, Bad reflectors: Black materials, Rough, dull materials, Materials with an uneven surface, A brick,

SI 1.11 Identify surfaces that reflect light and give a basic explanation of reflection.

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?