暗物质与暗能量是真的存在,还是只是推论,如果是推论,那又是依据什么而推论的???
推荐回答(3个)
是推论,
在大型星系团中的星系都具有极高的运动速度,除非星系团的质量是根据其中恒星数量计算所得到的值的100倍以上,否则星系团根本无法束缚住这些星系。所以科学家推测宇宙中可能有暗物质的存在。暗能量是按照相对论来说时空间内具有一种负压强的能量,这种负压强在长距离类似于一种反引力。
但这都只是一种推测。
英国最新研究称明,暗物质和暗能量可能不存在。因为现在认为用以确定宇宙物质组成的标准宇宙模型很可能是错误的,宇宙微波背景辐射的测量其实并不准确,实际的微波背景辐射起伏远比过去认为的要小得多,而目的宇宙标准模型都是依过去的宇宙微波背景辐射建立的,所以暗物质和暗能量极有可能不存在,人类对于宇宙的产生和未来发展的认识,都需要重新审视。
(其实本人对此并不是非常了解,组合了一下材料,有不正确的地方还望一笑置之啊)
双暗都是推论:
1.暗物质不存在,如(新浪科技讯 北京时间4月26日消息,被认为把整个宇宙“粘合”在一起的神秘物质——“暗物质”可能并不存在,这种情况令当前的宇宙论陷入一片混乱。人们认为暗物质的质量大约占宇宙总质量的83%,并把星系紧紧“束缚在一起”,但是对我们太阳附近的400颗恒星进行的扫描,并未发现暗物质的踪迹。)所说;宇宙各天体系统中天体运动速度过快必需有更多的物质来吸引住它们,由此推出暗物质,但是一直没有找到。
2.暗能量是在光波动理论基础上产生的光折射理论和“红移理论”,又在“红移理论”基础上推论出宇宙膨胀理论,宇宙膨胀必需有暗能量参与才能维持。根据新的光学理论,光只有物质的属性,而没有波动性和粒子性,有与旧光学不同的折射理论和红移理论,并认为宇宙中的天体基本上都在向一起聚集,暗能量没有参与。
综上所述,暗能量是不存在的,它只是个推论,并且是错误的推论。
存在,以前有个科技节目,天体中黑洞吞噬周边的物质就是个例子,就是证实爱因斯坦某个推论的
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