一個男孩在水中時,雙腿會看似較實際的短,這是因光的折射所產生的現象。

物理 小測 (2)

Quiz
•
Physics
•
8th Grade
•
Hard
TIK NG
Used 5+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
正確
不正確
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
以下哪幅(些)圖是不正確的?
A. 只有(1)
B. 只有(3)
C. 只有(1)和(2)
D. 只有(2)和(3)
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
光線如所示進入玻璃塊。以下哪條最有可能是光線離開玻璃塊後的路徑?
A
B
C
D
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
如果用一種折射率較低的物質取代介質X,以下哪個可能是新的折射角?
A. 0°
B. 20°
C. 25°
D. 30°
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
當入射角大於臨界角,全內反射必定會發生。
正確
不正確
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
當光線由空氣進入水時,全內反射必定不會發生。
正確
不正確
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
如果玻璃的臨界角是 42°,以下哪種(些)情況下會發生全內反射?
A. 只有(1)
B. 只有(3)
C. 只有(1)和(2)
D. 只有(2)和(3)
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