
107-2-3 8ch6
Authored by Rusber Ru
Physics
8th Grade
Used 1+ times

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25 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
下列何者屬於超距力?
物體的彈力
手提東西之力
馬拉車之力
磁鐵吸引鐵粉的力
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
下列哪一個現象可以確定受到力的效應?
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
如圖所示,甲物體所受向左的作用力大小為多少?(一格代表 5gw)
40gw
20gw
10gw
5gw
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
下列何者不是處在兩力平衡的狀態?
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
如圖所示,當鐵環保持靜止不動時,若以 F1、F2、F3 各表示三個彈簧秤的讀數,則 F1、F2、F3 的關係為何?
F1=F2=F3
F2+F3=F1
F1+F2=F3
F1+F3=F2
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
一個靜止的物體,同時受兩力作用,若仍維持靜止狀態,則此兩力的夾角為何?
180°
90°
60°
0°
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
如圖,將重量不同的四個物體分別掛在性質完全相同的甲、乙、丙、丁四根彈簧的下端,其伸長的程度皆不同,則哪一個物體所受的彈簧拉力最大?
丁
丙
乙
甲
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