
科学知识测验
Authored by 17T103 MING
Science
7th Grade
43 Questions
Used 4+ times

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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
宇宸在思考一个问题:
以下哪项是对“科学”正确的描述?
科学是对地球有关的研究
科学是通过实验获得的知识
科学是对生物有关的研究
科学是对各种自然物的组成和结构、自然现象产生和发展的原因及其变化规律
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
恩淇、佳寧、廷伊和雅媛在讨论科学课时,老师请她们思考:
下列哪项不属于科学研究?
地震研究
探索治愈COVID疫苗
重力研究
调查物质状态的变化
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
妈妈买了防蓝光的手机贴膜,晓萱
想知道防蓝光效果怎么样,于是找来可以发出蓝光的手电筒,打开对着手机膜照射进行测试。晓萱的行为类似于科学探究中的( )。
发现并提出问题
作出猜想和假设
实验并收集证据
交流合作和评价
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
军澔在学习科学探究时,老师提出问题:
下列各项都属于科学探究的过程,除了( )。
进行观察
计划实验
修改实验数据
作出结论
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
老师请钿乐思考并回答:
正确的科学探究过程的步骤顺序为( )。
I.收集数据 II.提出假设 III.分析数据 IV.计划实验
II, IV, I, III
II,I,IV,III
I, II, IV, III
I,III,IV,II
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列选项中,属于科学探究过程中的"进行实验"的是( )。
姵颉发现水中有小白点在浮动,仔细看了很久
于是取出一滴池水,做成玻片标本,用显微镜观察
心想这是什么生物?
原来是草履虫
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
清巗和浩恩参加科学兴趣小组,就“不同水温对蛙卵孵化的影响”进行了探究,
其实验记录如图所示。请问,你认为该实验设计中不妥之处是( )。
水质相同
水温不同
水量不同
水中没有水草
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