自然2-2~2-4-1018

自然2-2~2-4-1018

1st - 6th Grade

51 Qs

quiz-placeholder

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自然2-2~2-4-1018

自然2-2~2-4-1018

Assessment

Quiz

Science

1st - 6th Grade

Practice Problem

Medium

Created by

陳耀民 老師

Used 2+ times

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51 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

自製吉他完成後發現彈撥出來的聲音太小聲了,可以把上面的弦改用更粗的橡皮筋來改善。

None
None
None

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

敲擊不同的自製鼓可以發現,自製鼓產生的聲音也可能會有高、低、大、小等變化。

None
None
None

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

我們通常是利用分貝計來測量聲音的大小。

None
None
None

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

吹奏直笛時,用手按住所有的笛孔,可以吹出較高的聲音。

None
None
None

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

吹奏吸管笛時發現吹奏出來的聲音太低,可以按壓氣球讓水位變高,讓聲音變得比較高。

None
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None

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

吹奏吸管笛時,當吸管內水位較高時,吹出的聲音會比當吸管內水位較低時還要低。

None
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None

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

利用空氣柱振動的原理產生聲音的樂器,聲音會比較大。

None
None
None

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