國三理化(上) 2-1 牛頓第一運動定律
Authored by suncloud teacher01
Physics, Science
9th Grade
Used 3+ times
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23 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
將一元硬幣放在玻璃瓶上方，中間隔著一片塑膠片，今快速將塑膠片水平抽出如圖所示，則一元硬幣將如何？
2.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
火車天花板上懸吊著一單擺，乘客發現擺錘往南擺高，代表火車的運動狀態為何？
3.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
平穩站在前進中公車內的乘客，當煞車時，乘客上身會稍向車頭方向前傾，這是由於下列什麼原因造成？(甲)慣性定律；(乙)受到向前的推力；(丙)摩擦力的存在。
4.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
如果一物體一直靜止不動，則下列何者錯誤？
5.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
讓一個小鋼珠由圖中的斜面上 A 處向下滑，並滑到另一斜面，若摩擦力可忽略，則小鋼珠在右邊斜面上滑過的長度應為幾公分？
6.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
一物體若同時受到許多力作用，且此許多力之合力為零，則此物體如何運動？
7.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
火車天花板上懸吊的單擺，若擺繩相對於火車靜止於鉛直方向，則此時火車的運動狀態如何？
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