
四年级科学总复习(单元一至单元四)
Quiz
•
Science
•
4th Grade
•
Medium
EMILY HOU Moe
Used 424+ times
FREE Resource
26 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
哪几种活动涉及测量和应用数目的技能?
I & II
II & IV
I & III
III & IV
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
上图显示一杯放在室外,太阳下的一杯水。 预测40分钟后的观察结果。
杯里的水改变颜色
杯里的水位上升了
杯里的水位下降了
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
上图显示一项有关物质密度的实验。他们应用了哪项科学程序技能?
观察和分类
观察和推断
预测和沟通
假设和沟通
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
上图显示一项实验的观察结果。这项实验的操纵性变数是什么?
水的体积
水的温度
玻璃弹珠的数量
量筒的大小
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
上图显示一项实验的观察结果。这项实验的反应性变数是什么?
玻璃弹珠的大小
水的体积
玻璃弹珠的数量
量筒的大小
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
以下哪一项关于实验后的说明是不正确的?
把损坏的仪器直接丢进垃圾桶里,不必告诉老师。
进行实验后,以正确的方法清理科学用具
正确与安全地存放科学用具和材料
离开实验室前必须把科学室整理干净。
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
上图显示一项实验的观察结果。针对上述观察结果,下列哪项说明是正确的?
口腔排出大量的汗液
镜片会产生水分
呼出的气体含有水分
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