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新湘教版八年级上册《中国的河流—黄河》课件(Ai赋能课堂)

  • 2026-11-04 01:11:50
新湘教版八年级上册《中国的河流—黄河》课件(Ai赋能课堂)

 本节课以“一滴黄河小水滴的大河漂流之旅”为情境线索，通过AI小水滴短视频，引导学生跟随小水滴足迹，主动观察、发现、探究黄河上、中、下游的河流特征、灾难与贡献、生态问题与治理措施等全部核心知识，将抽象的地理知识转化为具象的旅行见闻，降低学习难度，提升课堂趣味性。同时，通过小水滴的视角引导学生认识人类活动与河流的关系，从帮助学生树立人地协调的可持续发展观念。

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  1. CONNECT:[ UseTime:0.000473s ] mysql:host=172.18.0.4;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000571s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000314s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000357s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000558s ]
  6. SELECT * FROM `set` [ RunTime:0.000271s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000582s ]
  8. SELECT * FROM `article` WHERE `id` = 537971 LIMIT 1 [ RunTime:0.000334s ]
  9. UPDATE `article` SET `lasttime` = 1794130807 WHERE `id` = 537971 [ RunTime:0.001021s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000323s ]
  11. SELECT * FROM `article` WHERE `id` < 537971 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000403s ]
  12. SELECT * FROM `article` WHERE `id` > 537971 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000399s ]
  13. SELECT * FROM `article` WHERE `id` < 537971 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000459s ]
  14. SELECT * FROM `article` WHERE `id` < 537971 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000685s ]
  15. SELECT * FROM `article` WHERE `id` < 537971 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000521s ]
0.083252s