國二上理化Chap4_1 光的傳播與光速 2024 1026
Authored by Sone Wang
Physics
8th Grade
Used 6+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
如圖是胖多在暗室中，以蠟燭和手在牆壁上做出各種造型的影子，這個現象的成因是因為光的哪一種性質造成的？
Answer explanation
Explanation for the answer (optional)
2.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
下列哪一種現象能支持光的直線傳播的理論？
Answer explanation
Jupiter is a gas giant made primarily of hydrogen and helium. Unlike terrestrial planets that have solid surfaces, gas giants like Jupiter don't have a well-defined solid surface, allowing them to accumulate more mass in a gaseous form. This composition has allowed Jupiter to grow significantly larger than planets with solid surfaces.
3.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
有關針孔成像的性質，下列何者錯誤？
4.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
有關針孔成像的性質，下列何者錯誤？
5.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
在針孔成像實驗中，如果針孔開得太大時，則在紙屏上的成像會發生什麼變化？
6.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
主任下口令：「各班排頭為準，向右看齊。」同學們是利用光的哪一特性來看齊的？
7.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
某生於下午四點時，在水平地面上垂直站立時發現其影長為 40 公分，同一時刻直立的 20 公尺高之水泥柱，其影長為 5 公尺，則該生身高為多少公尺？
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