六年级英语下册课件-UNIT FOUR WHAT’S THE WEATHER LIKE 北京版（37张ppt）

UNIT FOUR WHAT’S THE WEATHER LIKE?(4) 英语 六年级下册 We are going to know how rainbows are formed. Learning Objectives Let’s enjoy Rainbows 7 colours after the rain … Let’s learn Listen and think How rainbows are formed(形成). How we make rainbows. How we draw rainbows. Listen and think √ How rainbows are formed(形成). √ How we make rainbows. How we draw rainbows. Read and answer What are rainbows made of? water sunlight Read and answer Why do we see all the colours of the rainbows? the light scatters 散开，折射 Read and answer Why do we see different colours? Read and answer What happens when light is scattered（散开）? Read and answer What are the colours of sunlight? indigo violet Read and answer How many methods to make rainbows? Read and number Read and number Read and number Read and number Read and number Read and number Read and number Read and number Read and number Read and number Read and number Read and number Read and write What do you need in the glass method? a glass of water a