| 主題 | 回覆 | 作者 | 最新回應 | |
|---|---|---|---|---|
| 為什麼彩虹是有弧度的,而不是不是直線的? |
1
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by cathy50@yahoo.com.tw 08/20/2009 - 17:22 |
by pt1 08/20/2009 - 17:26 |
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| 為什麼花生又叫『落花生』?是指掉到地上的花生嗎? |
1
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by nino 08/10/2009 - 16:46 |
by pt1 08/10/2009 - 16:49 |
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| 發現好像每個人都會一直不停的眨眼睛耶~為什麼呢? |
1
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by pop@yahoo.com.tw 07/31/2009 - 17:02 |
by pt1 07/31/2009 - 17:06 |
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| 發現好像每個人都會一直不停的眨眼睛耶~為什麼呢? |
1
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by chinese@yahoo.com.tw 07/24/2009 - 16:28 |
by pt1 07/24/2009 - 16:31 |
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| 從眼睛流出來的眼淚為什麼會是鹹的? |
1
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by 123@yahoo.com.tw 07/22/2009 - 16:09 |
by pt1 07/22/2009 - 16:11 |
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| 平常氣象報導的講雨量到底是怎麼算的? |
1
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by yami@yahoo.com.tw 07/15/2009 - 17:12 |
by pt1 07/15/2009 - 17:17 |
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| 既然茶樹的葉子是綠色的,那這樣為什麼會有紅茶呢? |
1
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by pop@yahoo.com.tw 07/06/2009 - 16:41 |
by pt1 07/06/2009 - 16:45 |
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| 很多人怕高不敢坐雲霄飛車,但懼高症到底是什麼症狀呢? |
1
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by yami@yahoo.com.tw 06/30/2009 - 17:01 |
by pt1 06/30/2009 - 17:03 |
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| 如果被蜜蜂螫到,當下應該怎麼處理? |
1
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by mimiyaki@yahoo.... 06/26/2009 - 17:28 |
by pt1 06/26/2009 - 17:30 |
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| 為什麼螢火蟲為的屁股會發光? |
1
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by ohno 06/23/2009 - 17:03 |
by pt1 06/23/2009 - 17:06 |
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| 小蜜蜂忙著採蜜,好好奇牠們是怎麼知道哪朵花有蜜呢? |
1
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by ryouchi 06/22/2009 - 17:03 |
by pt1 06/22/2009 - 17:11 |
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| 螞蟻常出來找食物,等要回去時,這麼久了牠們還認得出來嗎? |
1
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by 8864@yahoo.com.tw 06/18/2009 - 16:14 |
by pt1 06/18/2009 - 16:16 |
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| 大熱天看到小狗吐出舌頭並喘著氣。為什麼呢? |
1
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by ohno 06/16/2009 - 16:38 |
by pt1 06/16/2009 - 16:50 |
|
| 蒼蠅飛來飛去好煩人阿!想抓卻很難,蒼蠅是有裝雷達嗎? |
1
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by aaa123@hotmail.com 06/12/2009 - 17:25 |
by pt1 06/12/2009 - 17:29 |
|
| 體溫到達多少度才算發燒?為什麼會發燒?是太熱了嗎? |
1
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by pop@yahoo.com.tw 06/10/2009 - 17:37 |
by pt1 06/10/2009 - 17:50 |
|
| 有看過魚閉眼睛嗎?魚兒需不需要睡覺?怎麼睡呢? |
1
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by ohno 06/08/2009 - 17:40 |
by elvira 06/08/2009 - 18:27 |
|
| 人體反射動作的快慢反應身體健康狀況,你知道嗎? |
1
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by mimiyaki@yahoo.... 06/05/2009 - 16:45 |
by pt1 06/05/2009 - 16:52 |
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| 搭飛機、電梯時,有的人會感覺耳朵不舒服,這是什麼原因? |
1
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by aaa123@hotmail.com 06/02/2009 - 16:26 |
by pt1 06/02/2009 - 16:31 |
|
| 冬天太冷,夏天又太熱,地球為什麼會有春夏秋冬四季氣候的變化? |
1
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by 8864@yahoo.com.tw 06/01/2009 - 17:03 |
by elvira 06/01/2009 - 17:12 |
|
| 海洋為什麼會有漲潮與退潮的現象?是海水突然變多還是減少嗎? |
1
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by pop@yahoo.com.tw 05/26/2009 - 16:35 |
by pt1 05/26/2009 - 16:42 |
|
| 一閃一閃亮晶晶,滿天都是小星星。但為什麼星星會閃爍呢? |
1
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by nino 05/25/2009 - 17:34 |
by pt2 05/25/2009 - 17:43 |
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| 侏儸紀公園影裡的恐龍真的有存在過嗎?恐龍為什麼會消失? |
1
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by mimiyaki@yahoo.... 05/21/2009 - 17:17 |
by pt1 05/21/2009 - 17:22 |
|
| 打哈欠不只表示累了或想睡覺,也會改變體內的狀況喔! |
1
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by Masaki 05/19/2009 - 16:32 |
by pt1 05/19/2009 - 16:42 |
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| 軟綿綿的蛇竟然可以吃掉一頭大象?!蛇是大胃王嗎?怎麼辦到的阿? |
1
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by shosho 05/18/2009 - 17:52 |
by pt2 05/18/2009 - 18:03 |
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| 不用接觸就有力的現象產生,是特異功能還是魔術咧? |
1
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by weiwei@yahoo.com.tw 05/06/2009 - 17:07 |
by pt2 05/06/2009 - 17:40 |