资源简介 (共18张PPT)如果你是一条小蚯蚓,你喜欢居住在什么样的家里呢?This template can change the color, shape, content and so on. It is commercially available and pleasant to cooperate with. I hope it can help you温馨提示:观察提示:1.轻轻的夹取蚯蚓,戴上手套,触摸蚯蚓。2.观察蚯蚓的运动和反应。3.思考:这样的身体,蚯蚓适合生活在什么样的环境中呢?4.实验结束,放回蚯蚓,取下手套放到纸杯内。一次性手套观察材料:根据“蚯蚓的皮肤是湿润的”线索,做出了“蚯蚓的家可能与水有关”的假设。This template can change the color, shape, content and so on. It is commercially available and pleasant to cooperate with. I hope it can help you温馨提示:1.爱护蚯蚓,不伤害蚯蚓。2.小组合作,及时记录。3.实验结束,放回蚯蚓。探究任务一:蚯蚓喜欢在水里吗?温馨提示:1.爱护蚯蚓,不伤害蚯蚓。2.小组合作,及时记录,不会写的字可以用拼音代替。3.实验结束,放回蚯蚓,实验结论提交学伴机。This template can change the color, shape, content and so on. It is commercially available and pleasant to cooperate with. I hope it can help you温馨提示:1.爱护蚯蚓,不伤害蚯蚓。2.小组合作,及时记录。3.实验结束,放回蚯蚓。This template can change the color, shape, content and so on. It is commercially available and pleasant to cooperate with. I hope it can help you温馨提示:1.小组合作,完成实验。2.爱护蚯蚓,耐心等待,不干扰蚯蚓。3.注意观察,及时记录4.实验结束,放回蚯蚓。蚯蚓喜欢干土还是湿土?温馨提示:1.轻轻的将蚯蚓到塑料盒之后举手示意,开始计时。2.爱护蚯蚓,耐心等待,不干扰蚯蚓。3.小组合作,注意观察,及时记录4.实验结束,放回蚯蚓,实验结论提交学伴机。This template can change the color, shape, content and so on. It is commercially available and pleasant to cooperate with. I hope it can help you温馨提示:1.小组合作,完成实验。2.爱护蚯蚓,耐心等待,不干扰蚯蚓。3.注意观察,及时记录4.实验结束,放回蚯蚓。This template can change the color, shape, content and so on. It is commercially available and pleasant to cooperate with. I hope it can help you要求:在不同高度将玻璃球自由要求:在要求:在不同高度将玻璃球自由下落,观察纸杯上宣纸的变化不同高度将玻璃球自由下落,观察纸杯上宣纸的变化乱扔垃圾过度使用农药焚烧秸秆This template can change the color, shape, content and so on. It is commercially available and pleasant to cooperate with. I hope it can help you要求:在不同高度将玻璃球自由要求:在要求:在不同高度将玻璃球自由下落,观察纸杯上宣纸的变化不同高度将玻璃球自由下落,观察纸杯上宣纸的变化为什么下雨后,蚯蚓会爬出地面呢?拓展活动 展开更多...... 收起↑ 资源列表 《寻找蚯蚓的“家”》.pptx 蚯蚓与人类、生态环境关系视频.mp4 蚯蚓数字人视频.mp4