光是___傳播的

5A 常識 第二冊 第1-2課

Quiz
•
English
•
1st Grade
•
Medium
Yuen Dennis
Used 1+ times
FREE Resource
11 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
馬路
直線
曲線
規則
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
光投射在平滑的鏡面上,會作有規則的____。
直射
彈射
折射
反射
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
光受到____的物體阻擋,便會形成影子。
透明
不透明
黑影
光線
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
物體是甚樣產生聲音 ?
跳動
飛行
振動
回音
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
物體振動的幅度越大,發出的音量越__
小
大
不變
無法判斷
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
不受歡迎的聲音,名叫___。
回聲
吸音
彈射
噪音
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
室內的噪音由___ 造成
回聲
吸音物料
隔音物料
聲音傳播
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