
力的作用
Authored by Nanyu Cheng
Physics
7th - 9th Grade
Used 2+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
重力加速度的大小為?
4.9 m/s
4.9 m/s2
9.8 m/s
9.8 m/s2
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
將一枚硬幣與一根羽毛放入真空玻璃管內。將玻璃管迅速倒轉,發現兩者同時落下,並同時到達管底,其原因為下列何者?
兩者均作等速度運動
兩者加速度相同
兩者都沒有重量
兩者重量相同
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
若不計空氣阻力,下列何者做等加速度直線運動?
山坡上滾落中的石塊
單擺擺動中的重錘
由高處作自由落體的球
在光滑地面上滾動的球
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
6.有關「力」的敘述,下列何者錯誤?
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
7.下列何者為力的單位?
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
8.任何一力必須具備哪三種要素?
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
5.彈簧適合用來測量力的大小,下列關於彈簧的敘述何者錯誤?
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