小学北京版Lesson 16一等奖ppt课件

这是一份小学北京版Lesson 16一等奖ppt课件，文件包含北京版英语六下Unit4《Whatstheweatherlike_Lesson16》课件pptx、CDmethodmp3、Canyoureadmp3、indigomp3、mirrormethodmp3、rainbowmp3、violetmp3、waterglassmethodmp3、第1段_mp3、第2+3+4段_mp3、colorsoftheRainbowmp4、彩虹是如何形成的mp4等12份课件配套教学资源，其中PPT共23页， 欢迎下载使用。
1.学生通过阅读本课有关 rainbw 的语段，能够认读、理解下列单词和短语：rainbw，be made f, sunlight, water, tuch, clur, scatter, wrld, bunce,absrb,is made up frm,g away,darkness, different，indig，vilet，并且能够简单运用这些词汇来描述rainbw的组成成分和形成的过程。2.学生通过阅读本课有关 rainbw 的语段，能够独立或者与好友合作通过书上提供的Water glass methd，Mirr methd和CD methd三种方法，尝试着制作出漂亮的彩虹，制作成功后要邀请他人一起欣赏，分享成功的快乐。学生能够把制作彩虹的体会简单用英语记录下来，不断积累写作素材，为很好地提高写作能力做准备。3.学生通过阅读rainbw语段，能够正确理解和朗读短文内容，能够思考其他制作彩虹的方法。4.学生能够初步掌握在短文中画找信息和新知的阅读方法。5.学生能够利用关键词、关键句对本课内容进行复述。6.学生通过电子邮件能够用英语向朋友描述彩虹的形成以及如何制作彩虹，加强同学间的沟通与交流。
Teaching gals
rainbw彩虹be made f 由……组成sunlight 阳光water 水tuch 触摸clur 颜色scatter 散开wrld 世界
bunce 弹起；反弹absrb 吸收is made up frm 由……制成g away 走开；离去darkness 黑暗different 不同的indig 靛蓝色vilet 紫罗兰色的
Pre-reading
Hw many clurs des a rainbw have?What are they?
Seven clurs: red, range, yellw, green, blue, indig, vilet.
while-reading
Rainbws are made f sunlight and water. Befre and after it rains, there is a lt f water in the air. When sunlight tuches the drp f water，the light scatters（散开）and we see all the clurs f the rainbw.
Can yu read
What is rainbw made f?Rainbws are made f sunlight and water.Befre and after it rains, is there a lt f water in the air?Yes, there is.When sunlight tuches the drp f water，what happens then?The light scatters and we see all the clurs f the rainbw.
Light frm the sun clurs ur wrld. Light can bunce（反射），scatter（散 开）， r be absrbed（被 吸 收）.Light is made up frm the clurs f the rainbw. We see sunlight as white, s when light bunces, it cmes back t us the same clur—white. When light is absrbed, it ges away and we see darkness. We see many different clurs when light is scattered. The clurs f sunlight are: red, range, yellw, green, blue, indig, and vilet. We can make a rainbw with water and sunlight.
Light frm the sun clurs ur wrld.
Light can bunce（反射），scatter（散 开）， r be absrbed（被 吸 收）
We see sunlight as white, s when light bunces, it cmes back t us the same clur—white.
We see many different clurs when light is scattered.
When light is absrbed, it ges away and we see darkness.
What clur is the sunlight?
Water glass methd 1.Place a glass f water n a table in frnt f a sunny a piece and white paper n the flr belw the glass. 3.Mve the glass r the paper until yu can see the rainbw n the paper.
Mirrr methd1.Place a mirrr inside a fullglass f sure the rm is dark,and has white walls.3. Shine a flashlight int the glass, mving the light arund until a rainbw can be seen.
CD methd1. Take a CD. Clean the CD n a table,under the sunlight. 3. Lk at the CD, and yu will see the rainbw.
Answer the fllwing questins.
We need a mirrr, a full glass f water, a dark rm.
We need a clean CD, a table and sunlight.
Red, range, yellw, green, blue, indig and vilet.
Rainbws are made f sunlight and water. Befre and after it rains, there is a lt f water in the air. When sunlight tuches the drp f water，the light scatters（散开）and we see all the clurs f the rainbw.Light frm the sun clurs ur wrld. Light can bunce（反射），scatter（散 开）， r be absrbed（被 吸 收）.Light is made up frm the clurs f the rainbw. We see sunlight as white, s when light bunces, it cmes back t us the same clur—white. When light is absrbed, it ges away and we see darkness. We see many different clurs when light is scattered. The clurs f sunlight are: red, range, yellw, green, blue, indig, and vilet. We can make a rainbw with water and sunlight.
Pst-reading
Hw a rain is frmed?