Unit 5 The colourful world Part A Let's learn （课件+素材）-2025-2026学年人教PEP版（2024）英语三年级上册

yellow. nullbear. Brown. A Let’s learn Unit 5 The colourful world Sing a song Warm up colour Good to know The world is colorful! Presentation Presentation green grass What colour is it? It’s green. Presentation Presentation blue sea What colour is it? It’s blue. Presentation Presentation a brown bear What colour is it? It’s brown. Presentation Presentation a purple flower What colour is it? It’s purple. Presentation Presentation a yellow duck What colour is it? It’s yellow. green grass a brown bear a yellow duck a purple flower blue sea Presentation The world is colorful! yellow green blue purple brown What color is it? Practice Practice purple Practice yellow Practice green Practice blue Practice brown It’s____. Practice green grass Practice a brown bear Practice a yellow duck Practice a purple flower Practice blue sea Practice I see colours here and there. Purple flowers, green grass and blue sea. I see colours here and there. A big brown bear. What else can you see? Let’s chant Good to know Good to know Colours make the world colourful! green grass a brown bear a yellow duck a purple flower blue sea The world is colourful! Summary Need to do Write down the words on your exercise book Choose to do Find more colours in the nature and share with friends. Homework GOODBYE! Lavf58.12.100 Lavf59.14.100 Lavf59.27.100 null 21446.553 Lavf58.12.100 Lavf58.20.100 Lavf58.76.100 'This video is subject to copyright.' Lavf58.29.100 Bilibili VXCode Swarm Transcoder v0.7.67 $$nullnullnullnull黄色小鸭130年巨大的黄鸭子现代黄色小鸭的外形有两个版本结合而成。先是1947年，美国雕塑家彼得甘南Peter gen将橡皮鸭设计成能漂浮在水上的玩具，挺可爱的微笑鸭造型在美国大卖，共计卖出了5000万个，成了每间美国家庭的浴室常客。1948年，Robert万亚问和FMLV刹设计另一款橡胶鸭玩具鸭嘴设计较短，身形比较圆润，两个版本结合就是现代黄色小鸭的外形。超大黄鸭英语Robert是荷兰概念艺术师弗洛伦泰因霍夫曼所创作的巨型黄色小鸭艺术品，先后制作了多个款式，其中一款为世界上体积最庞大，为26乘20乘32公尺。事实上，霍夫曼在世界各地港口展览的黄色小鸭并不是同一，只在荷兰的黄色小鸭的身高只有5公尺，在法国的则有26公尺，为目前世界上体积最庞大的黄色小鸭，而香港的则是16.5公尺。因为霍夫曼根据每座城市的天气、潮汐及摆放位置等不同条件，对其作品重新设计尺寸，并且强调是为本地制造。他希望只有每个城市参与制作，让当地居民能够更喜好黄色小鸭。后来在台湾高雄、桃园和基隆的黄色小鸭一样，都是18公尺高，并列世界第二、亚洲最高的黄色小鸭。2013年5月2日至6月9日，黄色小鸭香港传媒普遍将其称为巨鸭，被放置在香港九龙尖沙咀海港城海运大厦对开海面展示。相隔十年后，到2023年5月25日，星爷附近水域出现两只黄色小鸭踪影。主办单位all right 3表示再次邀请黄色小鸭返港，并在六月推出海上公共艺术展览黄色小鸭二重唱。记得关注再走哦，24678。 nullWhat color is IT red? Is red? What color is IT yellow? Is yellow. What color is IT Green? It's Green. What color is IT blue? It's blue. What color is IT pink? It's pink. What color is IT purpose? It's purpose. What color is IT black? It's black. What color is IT? Wait, it's White. What color . is IT? nullduck. Listen and chant. I see colors here and there, purple flowers, Green grass and blue sea. I see colors here and there, a big Brown bear. What else can you see? C. Unit 5 The colourful world A Let’s learn A Let’s learn Unit 5 The colourful world Sing a song Warm up colour Good to know The world is colorful! Presentation Presentation green grass What colour is it? It’s green. Presentation Presentation blue sea What colour is it? It’s blue. Presentation Presentation a brown bear What colour is it? It’s brown. Presentation Presentation a purple flower What colour is it? It’s purple. Presentation Presentation a yellow duck What colour is it? It’s yellow. green grass a brown bear a yellow duck a purple flower blue sea Presentation The world is colorful! red yellow green blue purple brown What color is it? Practice Practice red Practice yellow Practice green Practice blue Practice brown It’s____. Practice green grass Practice a brown bear Practice a yellow duck Practice a purple flower Practice blue sea Practice I see colours here and there. Purple flowers, green grass and blue sea. I see colours here and there. A big brown bear. What else can you see? Let’s chant Good to know Good to know Colours make the world colourful! green grass a brown bear a yellow duck a purple flower blue sea The world is colourful! Summary Need to do Write down the words on your exercise book Choose to do Find more colours in the nature and share with friends. Homework GOODBYE! Lavf58.12.100 Lavf59.14.100 Lavf59.27.100 null 21446.553 Lavf58.12.100 Lavf58.20.100 Lavf58.76.100 'This video is subject to copyright.' Lavf58.29.100 Bilibili VXCode Swarm Transcoder v0.7.67 $$nullLet's learn . Green grass, a Brown bear, a yellow duck, a purple al flower, blue sea. Green. Green. Brown. Brown. yellow. yellow. purple. purple, al . blue. blue. 在我们的日常生活中，颜色是无处不在的。我们看到的一切都有颜色，从天空的蓝色到草地的绿色，从太阳的黄色到海洋的蓝绿色。但是为什么会有颜色呢？这是一个非常有趣的问题，让我们一起来探究一下。首先我们需要了解颜色是如何产生的。颜色是由光线的波长和频率决定。当光线穿过物体时，它会被吸收、反射或透过。当光线被反射时，我们就能看到物体。例如，当太阳光照射在草地上时，草地会吸收所有颜色的光线，除了绿色的光线，因此我们看到的草地就是绿色的。但是为什么物体会吸收或反射特定颜色的光线呢？这与物体的分子结构有关，不同的物体由不同的分子组成，这些分子会吸收或反射不同波长的光线。例如叶子中的叶绿素分会吸收蓝色和红色的光线和反射绿色的光线，因此我们看到的叶子是绿色的。除了物体的分子结构，光线的波长和频率也会影响颜色的产生。光线的波长越短，频率越高，产生的颜色就越接近紫色。光线的波长越长，频率越低，产生的颜色就越接近红色。因此我们可以通过改变光线的波长和频率来产生。不除了物体的分子结构和光线的波长和屏幕，人类的视觉系统也会影响颜色的产生。我们的眼睛中有三种不同类型的视锥细胞，分别对应红色、绿色和蓝色的光线。当这些视锥细胞被不同颜色的光线刺激时，我们就能看到不同的颜色。总之，颜色的产生是由物体分子结构、光线的波长和频率以及人类的视觉系统共同作用的结果。这也解释了为什么不同物体会有不同的颜色，为什么改变光线的波长和频率会产生不同的颜色，以及为什么人类会看到不同的颜。