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3 KH 自然 L2 是非選擇D

Authored by Wendy Hsieh

Geography

1st - 5th Grade

Used 2+ times

3 KH 自然 L2 是非選擇D
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40 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

力只能改變物體的形狀或是讓物體移動,不會同時有兩種現象產生。

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2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

因為門是被固定在牆上的,所以我們關門的時候不需要考慮施力的大小,都能把門關起來。

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3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

當兩塊磁鐵互相靠近時,不管方向如何,都會吸在一起。

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4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

磁鐵表面塗上顏色主要是為了區分磁力的大小。

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5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

把兩個甜甜圈形的磁鐵套在鉛筆上端,若是兩個磁鐵同極相向時,上方的磁鐵會飄浮而不會被吸住。

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6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

有些磁鐵有兩個磁極,有些磁鐵只有N極或只有S極。

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7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

磁鐵磁力最強的部位,會因為磁鐵放置的地點不同,而有所改變。

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