
单元6:声音
Authored by LEE Moe
Science
4th Grade
Used 1+ times

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10 questions
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1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
以下哪个情况会产生声音?
风吹树叶
雨后彩虹出现
乌云出现闪电
小鸟拍打翅膀
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
我们可以通过哪种方法来使物体发出声音?
抚摸
敲打
弹
推动
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
观察上图的实验。当我们敲打盆底时,玻璃碗上面的物体会怎样?
没有变化
慢慢变大
轻轻跳动
四处滚动
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
我们的声音怎样产生的?
空气通过声带而振动
空气通过喉咙而振动
空气通过吸气而振动
空气通过呼气而振动
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
观看上图。这个婴儿正在大哭。你认为他的声音振动如何?
振动小
振动大
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
声音怎样传播?
由左至右
由下往上
由右至左
往四方八面
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
观察上图,他们正在进行什么实验?
声音的反射
超声波
声音的振动
声音的传播
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