下列有關光傳播的敘述,何者正確?
112-8上理化ch4-1~4-5習作練習

Quiz
•
Physics
•
8th Grade
•
Medium
林 炳弘
Used 4+ times
FREE Resource
28 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
光在真空中無法傳播
光在不同物質中傳播速率均相同
影子的形成為光直線傳播的結果
水中倒影為光直線傳播的結果。
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列有關燭焰在紙屏上成像的敘述,何者錯誤?
成像的大小會因紙屏和針孔距離改變而變化
紙屏上的成像與原物相比,必為倒立的像
針孔越大,成像效果越好
針孔成像是光線直進的結果。
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
若在紙板上再刺兩個針孔,其他條件均維持不變,則關於燭焰在紙屏上的成像變化,下列何者正確?
依然只有一個像
變為三個像
依然只有一個像,但成像變大許多
變為三個像,且成像縮小許多
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
右圖中有一束光線與平面鏡鏡面夾角成40度,射向平面鏡後發生反射,則反射線與入射線之間的夾角為幾度?
40
80
100
120
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
光入射到凹凸不平的水泥牆表面並發生反射時,其入射角和反射角的大小關係為何?
入射角大於反射角
入射角等於反射角
入射角小於反射角
視水泥牆表面的凹凸情況而定。
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
平面鏡垂直豎立在一張白紙上,在鏡前白紙上寫上「b」字,如右圖所示,則眼睛在平面鏡前方觀看「b」字在鏡中的成像為何?
b
d
p
q
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
一平面鏡M直立於水平地面上,如右圖所示。甲、乙、丙、丁四人站在平面鏡前方不同位置,若每一方格的邊長均為1公尺,則下列有關此四人在平面鏡中成像的敘述,何者錯誤?
甲無法在平面鏡中成像
乙在平面鏡後的成像位置為A
丙在平面鏡中的成像為正立虛像
若丁面向平面鏡前進1公尺時,則丁與成像間的距離會縮短2公尺。
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