
自然五下第4章全(2)
Quiz
•
Science
•
5th Grade
•
Practice Problem
•
Medium
雯鈞 莊
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9 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
我國《噪音管制法》所稱的「噪音」,判斷的依據是什麼?
聲音的高低
音量的大小
聲音節奏的快慢
音色是否優美
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
從觀察樂器的聲音可以發現,聲音有三項不同的特色,稱為「聲音的三要素」。這三項特色 不 包括哪一項?
聲音的高低
聲音的大小
聲音的長短
聲音的音色
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
聲音的傳播速度是靠著介質來幫忙,以下各種介質的速度何者較快速?
液體
氣體
固體
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
小華練習吹奏自己做的吸管笛時,想讓聲音由低到高依順序發出來,他要怎麼吹才正確?
吹氣的力量越來越大
由短吸管開始吹到長吸管
吹氣的力量越來越小
由長吸管開始吹到短吸管
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
用相同的力吹奏直笛時,按住全部笛孔吹出來的聲音,與按住兩個笛孔所吹出來的聲音,有什麼不同呢?
按住全部笛孔的聲音比較大
按住全部笛孔的聲音比較低
用分貝計測量,按住全部笛孔的聲音測得的分貝比較小
兩者的音色不同
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
彈奏烏克麗麗時,手指不斷改變按壓弦的位置,這是利用改變什麼條件來控制烏克麗麗發出的聲音高低?
弦的鬆緊
弦的長短
弦的粗細
空氣柱的長短
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在音樂會中,小新閉上眼睛仔細聆聽,發現能輕易分辨出直笛和吉他的聲音,這主要是因為直笛和吉他的哪一種聲音特質不同?
大小聲
音調
音色
高低音
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