
5上自看見自然EP38:活用聲音三要素玩音樂
Interactive Video
•
Science
•
5th Grade
•
Hard
Hui M
FREE Resource
7 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
為什麼將吸管插入珍珠奶茶中吹氣,可以產生高低不同的聲音?
吸管空氣柱長短有變化
珍珠振動產生高低音
吸管上有孔洞
飲料的甜度會影響聲音的響度
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
聲音的三個主要要素是什麼?
速度、方向、大小
響度、音調、音色
頻率、振幅、波長
高音、中音、低音
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
聲音的響度大小主要與下列哪項因素有關?
聲波的振幅
聲波的頻率
聲波的音調
聲波的音色
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
聲音的音調高低與什麼因素有關?
聲音的響度
聲音的頻率
聲音的音色
聲音的傳播速度
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
調整烏克麗麗琴弦的鬆緊度會如何影響音調?
琴弦越緊,音調越低
琴弦越鬆,音調越高
琴弦越緊,音調越高
琴弦鬆緊度不影響音調
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
彈動竹籤時,音調產生高低變化的主要原因是什麼?
彈動竹籤的施力大小不同
竹籤伸出桌緣的長度不同
桌緣產生振動的位置不同
竹籤的材質不同
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
當竹籤伸出桌緣的長度越長時,其振動速度和音調會如何變化?
振動越慢,音調越高
振動越快,音調越低
振動越慢,音調越低
振動越快,音調越高
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