
太阳
Authored by chs1711 Yeu_陈芊羽_
Science
8th Grade
Used 21+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
冥王星属于( )。
行星
恒星
矮行星
白矮星
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
太阳与地球的距离约为1.5亿千米,光每秒可传播30万千米,太阳光到达地球需要多少分钟?
8分钟
5分钟
3分钟
2分钟
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
太阳放出的巨大能量来自( )。
辐射区
对流区
光球层
核反应区
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
太阳表面腾起的火焰,称为( )。
日冕
日珥
耀斑
太阳风
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
用来判断太阳活动强弱的标志是( )。
极光
日珥
黑子
耀斑
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