
科学月团体知识竞答

Quiz
•
Science
•
Professional Development
•
Easy

Alice Li
Used 1+ times
FREE Resource
27 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪个发明不是基于仿生学原理?
飞机机翼模仿鸟类翅膀
眼镜蛇导弹模仿蛇的红外感应
潜水艇模仿鲸鱼浮潜
蒸汽机模仿水沸腾现象
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在月球上同时释放一片羽毛和一枚金币,哪个先落地?(已知月球重力加速度约为地球1/6)
羽毛先落地
金币先落地
同时落地
无法判断
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
为什么红色物体在绿光下会变成黑色?
物体吸收绿光
物体反射红光但绿光无法被反射
绿光被物体转化为红光
绿光使物体发光
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪种金属能被普通磁铁吸引?
铝
铜
铁
锌
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
长笛发声主要依靠的是:
管内空气柱的振动
长笛本身的振动
嘴唇的振动
手指按孔的振动
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在元素周期表中,原子半径最小的元素是?
氢(H)
氦(He)
锂(Li)
氟(F)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
人体中含量最多的元素是?
氧(O)
碳(C)
氢(H)
钙(Ca)
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