final

final

1st - 5th Grade

120 Qs

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科学复习

科学复习

1st Grade

121 Qs

final

final

Assessment

Quiz

Science

1st - 5th Grade

Practice Problem

Easy

Created by

陳耀民 老師

Used 1+ times

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120 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

手裡的皮球往上拋,最後會落到地面,是因為皮球受到超距力再受到接觸力的作用。

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

風車和水車的轉動都是藉由力接觸到物體產生轉動的現象。

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

羽球比賽中,擊中羽球的力是一種接觸力。

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

接觸面的材質愈順滑,摩擦力會愈大。

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

下雪會使地面的摩擦力變大,為了安全上的考量,車輛在雪地裡行駛必須在車輪上掛雪鏈。

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

力有大小和方向的特性,彈簧可以測量力的大小,但無法知道力的方向。

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

使用槓桿原理設計的工具時,在施力點和抗力點上的力都是向下的力。

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