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科学小测试 - 初一下册第9章 - 太阳系

Authored by Sheera Lim

Science

7th Grade

Used 311+ times

科学小测试 - 初一下册第9章 - 太阳系
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5 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

太阳的主要成分是_____。

固体

液体

气体

其他三个答案皆是

2.

FILL IN THE BLANK QUESTION

1 min • 1 pt

太阳大气由里到外温度和厚度逐层 (增加/减小)。

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

按照每秒钟进行30万千米的光速计算,太阳光到达地球约需_____。

6分钟

8分钟

10分钟

15分钟

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

太阳的内部结构从里到外依次是_____。

对流区,辐射区,核反应区

核反应区,辐射区,对流区

色球层,光球层,日冕层

日冕层,光球层,色球层

5.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

水星表面地形和月球的相似,具有许多

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