
F2 IS 10.3 Exam 2 Revision
Authored by Sin Yi Tsang
Science
6th - 8th Grade
Used 1+ times

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12 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
聲音由物體的振動產生。
正確
不正確
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
聲音可以透過下列哪種(些)物質傳送?
木材
蒸餾水
空氣
3.
DROPDOWN QUESTION
1 min • 1 pt
聲音在 (a) 中傳送最快,在 (b) 中最慢。
4.
DROPDOWN QUESTION
45 sec • 1 pt
頻率是指每 (a) 的振動次數。
5.
DROPDOWN QUESTION
1 min • 1 pt
物體振動得愈快,產生的聲音 (a) 愈高。
6.
DROPDOWN QUESTION
1 min • 1 pt
頻率的量度單位是 (a) 。
Answer explanation
響度的量度單位是分貝。
7.
DROPDOWN QUESTION
1 min • 1 pt
我們可以使用分貝計來量度聲音的 (a) 。
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