四年级科学复习
Authored by CHUA Moe
Science
Used 15+ times
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11 questions
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1.
MULTIPLE SELECT QUESTION
10 sec • 1 pt
以下哪些是脊椎动物？
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
哪个是泊油路的光的反射射线图？
Answer explanation
泊油路的表面凹凸不平，所以会形成漫反射。
3.
FILL IN THE BLANKS QUESTION
2 mins • 2 pts
一个学生用陶瓷杯、塑料杯和玻璃杯来做实验。根据影子的清晰度，从最清晰的影子顺序排列至最模糊的影子。
(a)
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
以下哪些是不可更新的能源？
化石燃料
生物质
核燃料
海浪
5.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
河里的鱼看起来在比较浅的位置。这说明了哪个光的原理？
(a)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪个没有化学能？
电池
食物
正在燃烧的树叶
在高处的小鸟
7.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
写出帐篷的材料来源。
(a)
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