
Physics - S4 - Ch 1 - Motion I - Revision
Authored by Pui Fong Leung
Physics
10th Grade
Used 9+ times

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6 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
下圖中,女孩垂直向上拋起一塊石頭。石塊離開她的手時,剛好離地面1 m。石塊上升至離地面15 m後便開始下落,並掉在10 m高的屋頂上。求石塊全程的移動距離及位移。石塊的水平運動可略去不計。
A
B
C
D
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
志偉沿半徑為100 m的圓形跑道步行,走完一圈後,他的位移是多少?
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
小船向前行駛200 m,然後向後行駛30 m。取前方為正,小船的總位移是多少?
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
梅里特 (Aries Merritt) 以12.80 s的時間打破110 m跨欄的世界紀錄。試計算他賽事中的平均速率。
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
小巴由靜止開始以2 m s–2加速了2 s,然後以0.3 m s–2減速了1 s。小巴的最終速率是多少?
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
青馬大橋全長2160 m。一輛汽車以80 km h–1的固定速率行駛,需時多久才能通過整條青馬大橋?
7.5 s
27 s
34.4 s
97.2 s
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