科学第一和第二章 (1)
Quiz
•
Science
•
6th - 8th Grade
•
Practice Problem
•
Medium
张鸿运Teoh Yuen
Used 6+ times
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41 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
胤寧看到窗户上的水珠,说:“下雨了吗?怎么窗上有水?”凯乐笑说:“没有啦,那是……”
蒸发出来的水
凝固的水
水蒸气变成水
从杯子里喷出来的
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
美婗在家里烧水,发现水沸腾时温度停在 100°C,不再上升。她问:“为什么水不继续升温?”
因为温度计坏了
因为气压很低
因为水已经没有热量
因为热是拿来让水变气体
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
莉莎的妈妈在厨房煮汤,莉莎站在客厅也闻到汤的香味。她问妈妈:“为什么我离那么远也闻到味道?”
因为汤太烫了
因为汤挥发得很快
因为粒子会扩散
因为气味有重量
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
嘉萱打开香水瓶,在教室前排喷了一下,坐在后排的子茴也闻到了香味。子茴惊讶地说:“哇,怎么那么快?”老师说这其实是……
空气很热才会传得快
香水是液体,流动快
香味粒子扩散到整个空气中
教室有风把香味吹过来
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
恩心用秒表计时水从冷到沸腾需要多久。她把记录抄在表格上,准备找出平均时间。这属于科学步骤中的哪一个?
做出假设
进行实验
下结论
提出问题
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
靖希在量量筒中的液体体积时,把头偏斜从上方看,结果读数偏高。老师说她应该怎么做?
从上往下看
闭一只眼睛再看
眼睛要平视液面
随便看都可以
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
德靖使用电子天平时发现显示器不是0.00,他马上按下‘TARE’按钮。这动作叫做什么?
重启天平
校正温度
归零
切换单位
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