[國小] 六上康軒自然電磁一問
請問有教過此單元的先進
康軒版內容中, 用鋼釘以磁鐵摩擦後, 鋼釘會產生磁性
但我試了幾次, 發現效果很不明顯, 不知道有沒有老師知道正確的方法?
謝謝
--
※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 36.237.5.9
推
12/25 20:41, , 1F
12/25 20:41, 1F
推
12/25 20:41, , 2F
12/25 20:41, 2F
→
12/25 21:07, , 3F
12/25 21:07, 3F
→
12/25 21:07, , 4F
12/25 21:07, 4F
推
12/25 21:21, , 5F
12/25 21:21, 5F
→
12/25 21:25, , 6F
12/25 21:25, 6F
→
12/25 21:25, , 7F
12/25 21:25, 7F
推
12/25 21:42, , 8F
12/25 21:42, 8F
→
12/25 22:02, , 9F
12/25 22:02, 9F
→
12/25 22:03, , 10F
12/25 22:03, 10F
→
12/25 22:04, , 11F
12/25 22:04, 11F
→
12/25 22:04, , 12F
12/25 22:04, 12F
→
12/25 22:05, , 13F
12/25 22:05, 13F
→
12/25 22:06, , 14F
12/25 22:06, 14F
推
12/25 22:42, , 15F
12/25 22:42, 15F
→
12/25 22:45, , 16F
12/25 22:45, 16F
→
12/25 22:46, , 17F
12/25 22:46, 17F
→
12/25 22:47, , 18F
12/25 22:47, 18F
→
12/25 22:47, , 19F
12/25 22:47, 19F
→
12/25 22:51, , 20F
12/25 22:51, 20F
→
12/25 22:52, , 21F
12/25 22:52, 21F
→
12/25 22:52, , 22F
12/25 22:52, 22F
→
12/25 22:57, , 23F
12/25 22:57, 23F
→
12/25 22:57, , 24F
12/25 22:57, 24F
→
12/25 23:05, , 25F
12/25 23:05, 25F
→
12/25 23:06, , 26F
12/25 23:06, 26F
→
12/25 23:06, , 27F
12/25 23:06, 27F
→
12/25 23:07, , 28F
12/25 23:07, 28F
→
12/25 23:08, , 29F
12/25 23:08, 29F
→
12/25 23:08, , 30F
12/25 23:08, 30F
→
12/25 23:09, , 31F
12/25 23:09, 31F
→
12/25 23:10, , 32F
12/25 23:10, 32F
→
12/25 23:10, , 33F
12/25 23:10, 33F
推
12/26 09:15, , 34F
12/26 09:15, 34F
推
12/26 16:46, , 35F
12/26 16:46, 35F
→
12/26 16:47, , 36F
12/26 16:47, 36F
Teacher 近期熱門文章
PTT職涯區 即時熱門文章