
國2上第3章 基本題
Authored by SHER LEE
Science
9th Grade
80 Questions
Used 1+ times

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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
下列有關力學波的敘述,何者正確?
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
如附圖所示,取一電鈴放在玻璃罩內,通電後,鈴鎚敲擊而發出聲音,將玻璃罩內的空氣逐漸抽出時,其聲音響度的變化為何?
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
電視上熱門的「模仿秀」,演出者維妙維肖的模樣,讓人覺得相當神奇,請問歌唱模仿時,最主要是模仿明星聲音的何種特性?
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
一般大型的音樂廳或歌劇院,如何消除回聲的干擾?
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
請根據波前進的形狀,判斷下列何者為縱波?
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
上英語課時,老師分別叫皓雯和宇祥起來唸同一段課文,結果皓雯在三分鐘內唸完,而宇祥在二分半鐘就唸完了。請問哪一個人聲音傳播的速率較快?
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
已知聲波屬於力學波的一種,則聲波無法在下列哪一種環境中傳播?
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