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【测验】运动和能量

Authored by Lim Chin Kun

Physics

7th - 9th Grade

Used 2+ times

【测验】运动和能量
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10 questions

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1.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

物体的空间位置随时间而变化的过程,称为(  )。

(a)  

2.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

判断物体的运动情况时,需选定(  )

(a)  

3.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

物体运动前后位置的直线距离,称为(  )

(a)  

4.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

小光绕着400米的跑道,跑了两圈,则位移是(  )

(a)  

5.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

小陈在100米的直线跑道上,从起点跑到终点,他的位移是(  )

(a)  

6.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

在科学上, (a)   是用单位时间内物体通过的位移来比较物体运动的快慢。

7.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

公式 v=stv=\frac{s}{t}  ,其中的 ss  是(  )

(a)  

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