
二上理化 3-3 多變的聲音(翰林版)
Quiz
•
Science
•
8th Grade
•
Practice Problem
•
Medium
李 文毅
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
演奏樂器時,可以控制以下哪些因素?(甲)音調、(乙)音色、(丙)響度、(丁)音速。
甲乙
甲丙
丙丁
乙丁
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
交談時,通常男生的聲音較低沉,而女生的聲音較尖銳,是因下列何者不同所致?
振幅
聲速
頻率
響度
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
電視上的模仿秀主要是模仿明星聲音的哪個特質?
響度
音調
音色
音速
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
有關響度、音調及音色的敘述,何者正確?
物體振動幅度愈大,音調愈高
物體振動頻率愈高,所發出的分貝數愈高
物體的音色,決定於物體發音的波形
響度愈大的聲音,傳得愈快,傳得更遠
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
右圖是三支音叉在相同時間內振動發出的聲音,透過示波器轉換所描繪的圖形,請問哪一隻音叉的響度最小?
甲
乙
丙
乙丙
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
右圖是三支音叉在相同時間內振動發出的聲音,透過示波器轉換所描繪的圖形,哪隻音叉的音調最高?
甲
乙
丙
以上皆是
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列關於聲音的敘述,何者正確?
聲波的振幅會影響響度的大小
頻率高或頻率低的交談聲音,在同一介質中,頻率高的聲音傳遞較快
大聲喊叫和小聲交談所發出的聲波,在同一介質中傳播速率不同
講話講得愈快,則所發出的聲波就傳得愈快
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