曾同學站在行駛中的車內,當煞車時,她的身體會向前傾。依據圖示,下列哪一項是造成曾同學身體向前傾的主要理由?
高一3-3~4-4小考I

Quiz
•
Physical Ed
•
10th Grade
•
Hard
來加 以
Used 9+ times
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6 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
(A)車輪給曾同學一向前的力
(B)車內空氣給曾同學一向前的力
(C)車地板給曾同學一向後的摩擦力
(D)車在煞車時,改變了曾同學重力的方向
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
了解電與磁的交互作用關係是學習物理課程中相當重要的一部分。如圖所示,勇泰在實驗室裡架設一載流螺線管迴路,螺線管前方又放置一封閉的金屬圓線圈,之後,勇泰由金屬圓線圈右側依次觀察、操作。
依「安培右手定則」判定,勇泰觀察到螺線管的電流流向與螺線管內磁場方向為何?
(A)電流由向上流向,磁場方向繞螺線管轉
(B)電流由向下流向,磁場方向繞螺線管轉
(C)電流由向上流向,磁場方向指向勇泰
(D)電流由向下流向,磁場方向指向勇泰
(E)電流由向下流向,磁場方向指離勇泰
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
週期大於20年至200年的週期彗星,稱為哈雷型彗星。設某哈雷型彗星的週期為125年,該彗星與太陽之最近距離約為5AU。設所有行星對該彗星的影響均可略去不計,則可推算該彗星與太陽之最遠距離為多少AU?
15
25
35
45
55
4.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
下列哪些為馬克士威在電磁學上的主要貢獻?(應選2項)
(A)發現電荷會產生靜電力
(B)發現電磁感應定律
(C)提出電場變化亦會產生磁場
(D)第一個在實驗室製造出電磁波
(E)利用數學語言歸納當時電磁現象
5.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
下列哪些現象是由光的干涉產生?(應選3項)
(A)虹和霓的彩色
(B)光碟片表面彩色
(C)水面油漬的彩色
(D)肥皂泡膜的彩色
(E)鑽石的彩色
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
單選題。一質量為2公斤的物體放在光滑的水平面上,初速為0,先對物體施加一向東4牛頓的恆力,歷時1秒,隨即此力改為向西,大小不變,歷時1秒,如此反覆,只改變力的方向,共歷時10秒,在此10秒內物體的位移為?【105徐健倫】
(A)0公尺
(B)5公尺
(C)10公尺
(D)15公尺
(E)20公尺
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