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國中自然會考第5冊第3/6章

Authored by SHER LEE

Science

9th Grade

Used 3+ times

國中自然會考第5冊第3/6章
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40 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

1焦耳等於

1牛頓 X 1公尺
1牛頓 X 1公分
1公斤重 X 1公尺
1公斤重 X 1公分
*

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

對物體作功,使其能量增加(力和位移同方向)

作正功
作負功
不作功
*
*

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

對物體作功,使其能量減少(力和位移反方向)

作正功
作負功
不作功
*
*

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

圓周運動(力和位移方向垂直)

作正功
作負功
不作功
*
*

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

用力推牆壁,牆壁不動(位移等於0)

作正功
作負功
不作功
*
*

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

物體在光滑平面上等速前進(合力為0)

作正功
作負功
不作功
*
*

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

功率的單位:瓦特等於

焦耳 / 秒
焦耳 X 秒
#
*
*

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