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六上科学哪里先迎来黎明怎么教?课件超省心

  • 2026-11-07 22:18:33
六上科学哪里先迎来黎明怎么教?课件超省心

六上科学哪里先迎来黎明怎么教？课件超省心

备六年级上册教科版科学《哪里先迎来黎明》这一课，最头疼的就是怎么把抽象概念讲透。

这份新教材配套教学设计直接理清了逻辑链：先用城市日出视频引发认知冲突，接着安排手拉手围圈与大蒜红绿点双实验，通过对表记录让学生发现转动方向的玄机，最后借助相对运动锁定自西向东自转。附带完整的课堂练习与板书，拿来就能直接上课。 有了这么清晰的教学闭环，再也不用熬夜肝PPT啦！ #小学科学 #六年级上册 #教科版 #哪里先迎来黎明 #课件资源 #教学素材 #科学课程 #教师备课 #六上教科版科学 #小学科学教案

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  1. CONNECT:[ UseTime:0.000789s ] mysql:host=172.18.0.4;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001009s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000465s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000429s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000534s ]
  6. SELECT * FROM `set` [ RunTime:0.000330s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000672s ]
  8. SELECT * FROM `article` WHERE `id` = 538365 LIMIT 1 [ RunTime:0.000368s ]
  9. UPDATE `article` SET `lasttime` = 1794123713 WHERE `id` = 538365 [ RunTime:0.001374s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000315s ]
  11. SELECT * FROM `article` WHERE `id` < 538365 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000442s ]
  12. SELECT * FROM `article` WHERE `id` > 538365 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000351s ]
  13. SELECT * FROM `article` WHERE `id` < 538365 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000456s ]
  14. SELECT * FROM `article` WHERE `id` < 538365 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000511s ]
  15. SELECT * FROM `article` WHERE `id` < 538365 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000639s ]
0.097747s