
五年级科学:热(二)
Authored by LAW SENG AI
Science
5th Grade
Used 24+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
哪一个视线位置是正确的?
A
B
C
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
哪一个视线位置是正确的?
A
B
C
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
根据图中所示,选择十分钟内温度的变化形式。
下降
上升
保持不变
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
要怎么做才能拧开瓶盖?
把瓶子整个放进热水里浸泡一阵子
把瓶盖放入热水中浸泡一阵子
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
为什么火车铁轨衔接的地方要留有空隙?
避免冷天铁轨收缩断裂。
避免热天铁轨膨胀后弯曲。
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
为什么电线要松弛地悬挂在电杆上?
避免冷天收缩后扯断。
避免热天膨胀后弯曲。
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如何让连个卡在一起的玻璃杯子分开?
把热水倒进X杯子里面
把Y杯子泡在热水里面
把X和Y杯子都泡在杯子里面
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