
4上-4
Authored by Tim Tim
Physics
4th Grade
Used 4+ times

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26 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
小晴進行「讓燈泡發亮」實驗,他依照預測的方式實際連接電池、電線和燈泡,但燈泡沒有發亮,你認為下列哪一項不是可能的原因?
電路沒有接好
電線接觸不良
電池沒電了
小晴只用一條電線連接電池和燈泡
電路沒有接好
電線接觸不良
電池沒電了
小晴太瘦了
2.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
下列關於電路的敘述,哪一項是不正確的?
電流通過時燈泡會發亮,稱為通路
電流不能通過時燈泡不會發亮,稱為斷路
當電路形成通路時,電線上的電流方向是從電池的負極流向正極
電線沒有接好時,會使電路形成斷路
3.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
小廷將兩條電線分別纏繞在迴紋針上,再把迴紋針夾在紙板上,製作成一個簡易開關,當他用手壓下紙板再放開紙板時,會發生什麼現象?
燈泡先不亮再發亮
燈泡先發亮再不亮
燈泡持續發亮
燈泡的玻璃罩會破掉
4.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
小廷將兩條電線分別纏繞在迴紋針上,再把迴紋針夾在鋁箔紙上,製作成一個簡易開關,當他用手壓下鋁箔紙再放開鋁箔紙時,會發生什麼現象?
燈泡先不亮再發亮
燈泡先發亮再不亮
燈泡持續發亮
燈泡的玻璃罩會破掉
5.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
燈泡裡面包含下列哪一項構造?
塑膠皮
棉線
燈絲
電池
6.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
小麗在元宵節時買了一個新的燈籠,裡面會發出各種顏色的光,燈罩還會旋轉,依據以上的敘述,這個燈籠裡面應該沒有下列哪一種構造?
燈泡
喇叭
電池
電線
7.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
下列有關電池、電線及燈泡構造的敘述,何者正確?
電線裡面是會導電的銅線,外面是導電效果更好的銀
燈泡中的燈絲兩端,都接在玻璃罩上
電池凸起的一端是負極,平的一端是正極
當電流經過燈泡中的燈絲,燈絲便會發光
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