五年级-科学技能
Quiz
•
Science
•
5th Grade
•
Medium
huizhi Loh
Used 25+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
墙上的影子证明了什么?
光会反射
光会折射
光沿着直线传播
光使物体产生立体感
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
以上活动与哪项科学程序技能有关?
推断
沟通
控制变数
诠释资料
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
一组学生用边长1cm的方格纸来铺满三本笔记本的表面,活动的结果显示如图表。
以下哪项说明是正确的?
X笔记本的面积最大
Y笔记本和Z笔记本的面积相同
X笔记本的面积比Y笔记本的面积小
Z笔记本的面积比X笔记本的面积大
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
哪个条形统计图能代表以上资料?
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
根据此图,你能作出什么观察?
铅笔出现了变化
水把铅笔折断了
铅笔变得不一样了
铅笔看起来像折断了
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
丽敏分别用蓝色石蕊试纸和红色石蕊试纸来测试P溶液。
蓝色石蕊试纸:没有变化
红色石蕊试纸:变成蓝色
这项实验的操作性定义是什么?
我们可以根据P溶液的浓度来确定蓝色和红色石蕊试纸的颜色变化
我们可以根据蓝色和红色石蕊试纸的颜色变化来确定P溶液是碱性物质
我们可以根据蓝色和红色石蕊试纸的颜色变化来确定P溶液是酸性物质
我们可以根据P溶液的碱性物质来确定蓝色和红色石蕊试纸的颜色变化
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
如果地球距离太阳太近,地球将会发生什么变化?
地球的体积逐渐变大
地球表面的水会结成冰
地球表面的温度会上升
地球上的生物会继续生存
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