
反射練習
Quiz
•
Physics
•
KG
•
Practice Problem
•
Medium
Ma Fai馬耀輝老師
Used 3+ times
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7 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
圖 (a)、(b) 和 (c) 分別代表哪種光線?
(a)會聚光線
(b)發散光線
(c)平行光線
(a)發散光線
(b)平行光線
(c)會聚光線
(a)平行光線
(b)發散光線
(c)會聚光線
(a)發散光線
(b)會聚光線
(c)平行光線
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
以下哪項/些句子是反射定律的內容? (可選多於一項)
反射線等於入射線
反射角等於入射角
反射角、入射角、法線,在同一反射面上
反射線、入射線、法線,在同一平面上
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如圖所示,物體 O 置於一塊平面鏡前。哪一條反射光線是從該物體而來的?
P
Q
R
S
Answer explanation
(1)先畫上O的像
(2) 畫上所有反射光線的延長線
結果發現,只有S的延長女線會穿過O的像
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
下列哪項是平面鏡成像的特性? (可選多於一項)
像是虛像
像與物體大小相等
像是橫向倒置的
像是正立的
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
下列各項關於平面鏡上光線被反射的敍述中,哪一項/些是正確的的?(可選多於一項)
反射角必定等於入射角
入射線、反射線和法線都在同一平面上
當光線沿法線射向鏡面時,入射角是90°
法線垂直於鏡面
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
下列哪種光的現象使我們能夠觀察湖面的成像?(可選多於一項)
漫反射
單向反射
反射
折射
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
下列各項關於漫反射的敍述中,哪些是正確的?(可選多於一項)
漫反射並不遵循反射定律
光投射在粗糙的表面上時會發生漫反射,所以不能形成清晰的像
由於漫反射的緣故,我們才能看到不發光體
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