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作者 yeahhuman 在 PTT [ Physics ] 看板的留言(推文), 共812則
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[問題] 為什麼空泡化產生的氣泡不會消失?
[ Physics ]21 留言, 推噓總分: +1
作者: xiaoa - 發表於 2016/09/20 15:45(9年前)
3Fyeahhuman: 科學人有一篇關於香檳氣泡的研究,跟你的問題類似09/21 04:01
4Fyeahhuman: 應該是有一些氣泡被溶在土裡的水之間,但因為就算有氣09/21 04:02
5Fyeahhuman: 泡核,仍然無法形成成長中的氣泡。補充:氣泡裡不是真空09/21 04:03
Re: [問題] 物品有可能受到「非正常外力」而移動嗎?
[ Physics ]30 留言, 推噓總分: +3
作者: dennis06433 - 發表於 2016/06/20 01:47(9年前)
3Fyeahhuman: 其實今天這討論的確是哲學,科學反而無用武之地06/21 22:59
4Fyeahhuman: 牽涉到的無重現性,認知、邏輯和理性,哲學才能處理06/21 23:00
5Fyeahhuman: 今天給出的這問題,沒有重現性,沒有邏輯推論基礎06/21 23:03
6Fyeahhuman: 那麼用哲學來處理這種最基本的認知和求知過程很適合06/21 23:03
11Fyeahhuman: 你補看看啊,我倒是很好奇生活與倫理,要怎麼探討這事06/22 23:58
12Fyeahhuman: 直接噓的人大概不清楚現在最前端的科學,有時像是哲學06/22 23:59
13Fyeahhuman: 常常要提醒自己莫忘基本的哲學思考,以免思考錯誤06/23 00:00
14Fyeahhuman: 尤其是做理論那些人,基本上最大的議題都是哲學之爭06/23 00:00
15Fyeahhuman: 可以回去看看那些愛因斯坦,哥本哈斯學派等等的大爭論06/23 00:02
16Fyeahhuman: 基本上要來一場科學的吵架,哲學不熟連入場券都拿不到06/23 00:03
[問題] 有能量轉換成質量的例子嗎?
[ Physics ]80 留言, 推噓總分: +11
作者: longkiss0618 - 發表於 2016/03/25 09:08(10年前)
82Fyeahhuman: 其實質量也不佔據空間,佔據空間的是電磁力與量子限制04/01 13:14
83Fyeahhuman: 目前我們都只量出質子電子等等的體積上限04/01 13:16
84Fyeahhuman: 而那體積上限一直在下修04/01 13:17
85Fyeahhuman: 所以目前做粒子物理也不把它們視為佔據空間04/01 13:18
Re: [閒聊] 看來Higgs之後,又有新話題了!
[ Physics ]16 留言, 推噓總分: +8
作者: pipidog - 發表於 2014/03/18 00:37(12年前)
4Fyeahhuman:Higgs發現中,參與實驗的CERN就沒拿獎03/18 00:51
[問題] 看到一個影片
[ Physics ]40 留言, 推噓總分: +8
作者: uiorefd - 發表於 2014/03/12 19:25(12年前)
6Fyeahhuman:可以一直轉也是一種永動機吧03/13 10:38
Re: [問題] 為何手濕濕的容易被電到?
[ Physics ]17 留言, 推噓總分: 0
作者: eighchin - 發表於 2014/03/10 20:53(12年前)
10Fyeahhuman:我記得古電有算過,60Hz的確比較容易讓水導通03/11 12:32
11Fyeahhuman:但已經完全忘記怎麼算了03/11 12:32
[問題] 核子反應能量那裡來?
[ Physics ]137 留言, 推噓總分: +23
作者: gxlin - 發表於 2014/03/06 23:08(12年前)
6Fyeahhuman:因為這是最基礎的概念,國中就教過,而最基礎的概念03/07 03:59
7Fyeahhuman:通常越來越難解釋,就像F=ma,國中就教過03/07 04:00
8Fyeahhuman:但有誰知道為什麼?03/07 04:00
[閒聊] 對於薛丁格的貓的批判
[ Physics ]23 留言, 推噓總分: -2
作者: chronodl - 發表於 2013/11/13 08:46(12年前)
2Fyeahhuman:每次有物理意義的議題,在你思考下都會變成文字遊戲11/13 10:03
[問題] 地球自轉、公轉的能量來源?
[ Physics ]18 留言, 推噓總分: +6
作者: OneIsAll - 發表於 2013/10/17 12:58(12年前)
3Fyeahhuman:那能量不是無限的,所以自轉會越來越慢10/17 14:35
4Fyeahhuman:不是可以永遠用那來發電10/17 14:35
Re: [請益] 儀器校正問題
[ Physics ]4 留言, 推噓總分: 0
作者: milkcake - 發表於 2013/09/20 23:34(12年前)
2Fyeahhuman:標準沒有什麼對不對吧09/21 09:18