
4年级科学材料
Authored by NG Moe
Science
4th Grade
Used 45+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列不是人造材料的是?
羊毛
塑料
人造皮革
雨衣
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
玻璃能让光线透过,所以是()。
透光体
不透明体
没有弹性的材料
绝缘体
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
选出以上的实验的操纵性变数
材料的长度
材料的大小
材料的种类
材料的吸水力
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
P材料的吸水力最( ),
Q材料的吸水力最( )。
强,弱
弱,强
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
哪项是在实验报告中,步骤P的记录?
材料的吸水能力越强,就能吸越多的水分
材料K的吸水能力最强
哪个材料的吸水能力最强
为什么材料K可以吸取最多的水分
6.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
材料的来源有哪些?
动物
水
岩石
石油
植物
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪项材料的来源是植物?
皮革
木材
塑料
土壤
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