送交者: HHS 于 2010-04-27, 12:38:37:

回答: 应该有一能量产生率上限，不然重力hold不住。 由 DW 于 2010-04-27, 12:35:14:

• 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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