G7网课第一测

Quiz
•
Science
•
7th Grade
•
Hard

Min Sun
Used 4+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
地球内部圈层的划分依据是
对火山喷发物的研究
通过打深井而获得的信息
地震波的传播速度变化而形成的不连续界面
前三个选项都可以
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
有关地球外部圈层的说法,正确的是
大气圈是由大气组成的简单系统
水圈是一个连续不规则的圈层
生物圈包括大气圈的全部、水圈的全部
地球的外部圈层之间关系密切,但和地球的内部圈层没有关系。
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
地球上岩浆的发源地一般认为是在
外地核
岩石圈下部
软流层
地壳下部
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
读“地球圈层构成示意图”。图中所示的圈层A、B、C分别是
水圈、生物圈、岩石圈
生物圈、岩石圈、水圈
岩石圈、水圈、生物圈
生物圈、水圈、岩石圈
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列地区中,地壳厚度最大的是
青藏高原
东北平原
太平洋
四川盆地
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
地球内部构造中温度最低的部分是
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
土壤主要由 、 、 、 组成。
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