
4K 科学知识比赛
Authored by GOOI Moe
Science
4th Grade
Used 2+ times

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60 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪项是学生须遵守的科学室规则?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
人类在吸气时,需要 _________。人类在呼气时,排出 ___________。
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
肾有什么功用?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如果连续三个月不为凤仙花浇水,会发生什么情况?
凤仙花会开花
凤仙花会枯萎
凤仙花的根会腐烂
凤仙花的叶子会掉落
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
选出“煤气炉“所涉及的能的转换。
A 化学能 转换成 热能
B 化学能 转换成 光能 + 热能
C 电能转换成 热能 + 光能
6.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
为什么政府常常鼓励人们积极响应”共乘车计划“?(答案有三个)
A 减少空气中的一氧化碳和二氧化碳的排放量
B 减少环境污染
C 减少对石油的消耗量
D 增加就业机会
E 增加融洽感
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
那种能源取之不尽,用之不竭?
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