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空气占据空间课件|科学三年级全套

  • 2026-11-05 14:41:48
空气占据空间课件|科学三年级全套

空气占据空间课件｜科学三年级全套

今天分享三年级科学第二单元《空气占据空间》课件。

这一课围绕两个经典小实验展开：
杯内吹气球，钻孔后才能吹大。
倒扣水杯，杯底纸团居然不会湿。
倾斜杯子、松开杯底小孔，气泡冒出、水才进去。
由此得出结论：空气占据一定的空间，并且充满各处。

配套齐全：27页带动画PPT（可编辑）＋教案＋逐字稿＋一课一练（含答案）＋必背问答＋单课知识点。

想省备课时间的科学老师，这套可以直接上手。

#小学科学 #三年级上册科学 #空气占据空间 #科学课件 #杯内吹气球 #不湿的纸团 #空气占据空间实验 #科学教案 #小学科学实验 #大象版科学

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【1-6年级上数学】26秋七彩课堂教学课件(人教全册)

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0.127562s