
空气炮原理与应用

Quiz
•
Science
•
1st - 5th Grade
•
Medium
NG Moe
Used 5+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
空气炮是什么?
一种可以发射水的水枪
一种可以发射空气的玩具
一种可以发射声音的喇叭
一种可以发射光的手电筒
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
空气炮的哪一部分用来喷射空气?
出口
空气室
底座
推动面
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
当我们敲击空气炮的后面时,空气会怎样?
被挤压成高压空气
消失在空气中
变得更冷
变成水流
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
空气炮喷出的空气会形成什么样的形状?
方形
三角形
直线
圆圈形的空气涡环
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
空气炮可以用来做什么?
用来装水
用来推动纸杯或乒乓球
用来做饭
用来发出声音
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
如果空气炮的出口变大了,会发生什么?
空气流速度变快,力量变强
空气会完全消失
空气变得更热
空气流速度变慢,力量变弱
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
空气炮的原理在哪些地方可以应用?
玩具、除尘器和农业驱鸟装置
只在学校里用
只有科学家才能使用
只能在家里用
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
哪一个原理可以解释空气炮中空气流动时,速度快的地方压力会变低?
牛顿定律
浮力原理
伯努利原理
能量守恒定律
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