初一科学ch9
Authored by Jangsoso Studio
Science
7th Grade
Used 8+ times
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20 questions
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1.
FILL IN THE BLANKS QUESTION
1 min • 5 pts
古希腊数学家_首先提出了
地球是球形的设想。
(a)
2.
FILL IN THE BLANKS QUESTION
1 min • 5 pts
1519年，葡萄牙航海家_1_完
成环绕地球，证实地球是球形。
(a)
3.
FILL IN THE BLANKS QUESTION
1 min • 5 pts
地球的赤道半径是 (a) km,
两极方向的半径_km。
4.
FILL IN THE BLANKS QUESTION
1 min • 5 pts
地球内部可分为
哪三部分。
(a)
5.
FILL IN THE BLANKS QUESTION
1 min • 5 pts
地壳和地幔顶部共同组成_。
(a)
6.
FILL IN THE BLANKS QUESTION
1 min • 5 pts
地核位于2900km以下，可分为
_和_
(a)
7.
FILL IN THE BLANKS QUESTION
1 min • 5 pts
外地核呈_态：内地核呈_态。
(a)
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