@康惠6859:太阳系动态图同上如果好的话加分我的意思是一个图在一直动 - 作业帮
竺饲17156419571…… [答案] 这个通过左下方的选项来输入日期,可以模拟任意一天的太阳系情况,应该是你想要的.图里的各种符号是太阳系各大行星的天文学符号,图的左下方有各大行星天文符号对应的大行星的英文名字.如果看不懂,我给你翻译一下: Mecury——水星 ...
@康惠6859:太阳系 银河系再往上是什么? -
竺饲17156419571…… 再往上是“本星系群”,由大约50个星系组成,跨度大约为1000万光年.其中以仙女座大星系的我们的银河系为两个最大的星系. 再往上是“本超星系团”,本超星系团的长经为30~75百万秒差距,它是许多星系云和星系团的集合体,包括本星系群,室女座星系团,大熊星系团以及50个左右较小的星系群和团.本星系群只是本超星系团的一小部分. 再往上是“总星系”,就是我们可观察宇宙中所有大小星系的总称.
@康惠6859:宇宙.地球.太阳系.银河系,星系.从大到小怎么排 -
竺饲17156419571…… 宇宙里有星系,星系包含银河系,银河系包含太阳系,太阳系里有地球.所以从大到小排列应该是:宇宙>星系>银河系>太阳系>地球.
@康惠6859:宇宙太阳系银河系地球从小到大排 -
竺饲17156419571…… 地球 太阳系 银河系
@康惠6859:太阳系(局部)示意图,图中①②③为距离太阳最近的大天体,椭圆为天体的运行轨道.读图回答问题. 小题 -
竺饲17156419571…… 小题1:D 小题2:B 小题3:C 本题考查太阳系运动. 小题1:图示①②③天体围绕太阳运行,应表示行星,而④围绕行星运行,应表示卫星. 小题2:行星表明的温度主要由距离太阳的距离决定,且由于自转周期长,得到太阳照射的时间长了,获得的热量多,气温就高. 小题3:T="3/2" t 公转一圈回到原地,自传了一圈半,相当于转了半圈,也就是说,公转两圈,才经过一个昼夜.D="3t" ;公转周期就是一年;T=Y,所以D=2Y.
@康惠6859:太阳系八大行星顺序
竺饲17156419571…… 由近到远依次是..(水星)>(金星)>(地球)>(火星)>(木星)>(土星)>(天王星)>(海王星)
@康惠6859:太阳系有哪些行星,它们在太阳系中的位置怎样?如果能,绘制示意图来说明 - 作业帮
竺饲17156419571…… [答案] 太阳系的行星数量极多,目前还无法做出准确的统计(在相当长的一个时期内比如一百年内都做不出,很可能永远也做不到).现在地球人了解相对多些的有八大行星(水星、金星、地球、火星、木星、土星、天王星、海王星)和除了这八大行星以...
@康惠6859:帮我排排顺序银河系 宇宙 太阳系 太阳 地球
竺饲17156419571…… 地球 太阳 太阳系 银河系 宇宙
@康惠6859:太阳系的各天体是怎样运动的 -
竺饲17156419571…… 太阳系天体成员都在绕太阳系的质量中心运动.
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