
声音的奥妙
Authored by LIM Moe
Science
4th Grade
Used 26+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
声音是由什么产生的?
光的反射
物体的振动
空气的运动
水的流动
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
声音通过什么介质传播?
只有水
只有固体
只有空气
空气、水和固体
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如果没有空气,声音会怎样?
更加清晰
无法传播
声音会更响亮
声音会传播得更远
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
当你在空旷的地方大声喊叫时,为什么会听到回音?
因为声音很大
因为声音遇到物体反射回来
因为空气特别清新
因为声音传播得太快
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
回音是什么现象?
声音的折射
声音的反射
声音的吸收
声音的增强
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
声波是如何传播的?
通过水的流动
通过空气中的分子碰撞
通过光的反射
通过地球的重力
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在太空中,我们能听到声音吗?
能,因为太空也有空气
能,因为太空的声音传播得更远
听不到,因为太空没有空气
听不到,因为太空没有固体
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