一下 9 太阳与太阳系
Quiz
•
Science
•
8th Grade
•
Medium
Chung Tay
Used 4+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列有关太阳的叙述,哪像是正确的?
太阳表面的温度约地球表面温度的250倍
太阳的直径是地球的200倍
太阳的主要成份是氧气和氢气
太阳的质量比地球小
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
太阳最外围的的气层是_________
内核
光球层
色球层
日冕
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下为太阳表面某种活动的特征。具有此特征的太阳活动是____。
*黑色斑点,比光球温度低,约4000oC
太阳黑子
太阳风
耀斑
日珥
4.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
当太阳活动强烈时,会形成下列哪些的影响?(可复选)
I.威胁航天器
II.地球的短波通讯
III.在极地形成极光
IV.行星群的公转时间
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列选项中不属于太阳表面活动的是()。
太阳东升西落
太阳黑子
日珥
耀斑
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在一星系中,静止不动的天体是________。
恒星
行星
卫星
以上皆非
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在天空中会看到一些拖着“尾巴”的星星。它们是________.
小流行
流星
彗星
行星
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