用棍子橫放在椅背上,利用棍子抬起重物,哪一種抬起重物的方法最省力?
康軒版六下 1-1認識槓桿-20題QUIZIZZ平時測驗題

Quiz
•
Physical Ed
•
6th Grade
•
Medium
WU CHENG TA
Used 173+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
手離椅背遠,重物離椅背近
重物和手離椅背相同距離
重物離椅背遠,手離椅背近
每一種方法都省力。
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一個不是應用槓桿原理製作的工具或物品?
鑷子
尖嘴鉗
剪刀
溫度計。
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在槓桿原理中,支點到施力點的距離稱為什麼?
用力距離
支點距離
施力臂
抗力臂。
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列關於槓桿的敘述,何者正確?
施力點在中間的槓桿一定省力
抗力點在中間的槓桿一定費力
支點在中間的槓桿可能省力、可能費力,也可能不省力也不費力
槓桿是否省力和支點、抗力點、施力點的位置沒有關係。
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
抗力臂是指哪兩點之間的距離?
施力點到支點
抗力點到支點
施力點到抗力點
施力點到抗力點的中間。
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
使用下列哪一個應用槓桿原理的工具時,比較費力但能方便工作?
鑷子
榨汁器
開瓶器
尖嘴鉗。
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
使用下列哪一種設計的槓桿工具,可以達到省力的效果?
抗力臂大於施力臂
抗力臂等於施力臂
施力臂大於抗力臂
任何槓桿工具都無法達到省力的效果。
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