送交者: HHS 于 2010-04-27, 12:11:17:

• 应该有一能量产生率上限，不然重力hold不住。 (无内容) - DW (0 bytes) 2010-04-27, 12:35:14 (435620)
  • 好象大爆炸理论说大爆炸后产生的物质和反物质一下子瞬间就互相抵消了 - HHS (117 bytes) 2010-04-27, 12:38:37 (435622)
    • BANG后瞬间的物质和能量之间的转化是来来回回的；现在的物质 - chouqilozi (166 bytes) 2010-04-27, 12:50:39 (435632)
      • 假如物质反物质全部抵消了那能量以什么形式存在？ (无内容) - HHS (0 bytes) 2010-04-27, 13:01:54 (435634)
        • particles with zero mass (无内容) - oo8 (0 bytes) 2010-04-27, 13:57:47 (435660)
          • zero rest mass (无内容) - cktears (0 bytes) 2010-04-27, 16:39:57 (435730)
            • there's only one concept of mass. (无内容) - oo8 (0 bytes) 2010-04-27, 16:49:38 (435736)
              • photons have mass which equals to hv/c^2, only rest mass is zero (无内容) - cktears (0 bytes) 2010-04-27, 18:35:57 (435745)
                • Your so called mass is another term of "energy", not the real mass (无内容) - oo8 (0 bytes) 2010-04-27, 19:02:30 (435748)
        • 电磁波？ (无内容) - DW (0 bytes) 2010-04-27, 13:10:02 (435640)

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