初一下册 第1-4章 测验
Quiz
•
Science
•
7th Grade
•
Practice Problem
•
Medium
陈苗怡师-TAN YEE
Used 604+ times
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30 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
在寺庙内敲响大钟时,有同学发现停止对大钟的撞击后,大钟余音为止,其原因是
大钟还在振动
钟的振动引起了寺庙的振动
人的听觉发生延长
钟声的回响
2.
MULTIPLE SELECT QUESTION
1 min • 1 pt
声音可以在以下哪一个地方传播?(可多选)
固体
气体
液体
真空
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
在礼堂内,礼堂的墙壁上都有海绵、地毯,这是为什么?
看起来比较高档、美观
跌倒或撞到墙壁比较不会受伤
粗糙的表面可以把反射的声音吸收
让人感觉空间比较宽敞
4.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
往热水瓶中灌开水时,可以根据发出声音的_________变化来判断水是否灌满;看电视时,调节音量按键实质是改变电视机发出 声音的__________。(用“,”来分隔答案)
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
听觉形成的正常途径是( )
声波→鼓膜→听神经→大脑→耳蜗内听觉感受器
声波→鼓膜→耳蜗内听觉感受器→听小骨→听神经→大脑
声波→鼓膜→耳蜗内听觉感受器→听神经→听小骨→大脑
声波→鼓膜→听小骨→耳蜗内听觉感受器→听神经→大脑
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
根据下图回答问题:某同学到美丽的滨海城市威海去旅游,可他乘船不久,就感到头晕目眩,恶心。对这一现象起主要作用的是______
1 & 9
3 & 4
7 &8
4 & 5
5&6
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
人都长有两只耳朵,下列有关的解释正确的是( )
人长两耳是为了左右对称的美
若没有两只耳朵人就不能听到声音
人长两只耳朵可以辨别声音传来的方位
人长两只耳朵可以增大听觉的频率范围
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