
1111-L1-科普閱讀-認識彗星與下一顆彗星何時造訪?
Authored by Kyle Cheng
Science
6th - 8th Grade
Used 15+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列何者是指彗星遺留在軌道上的碎屑?
塵埃尾
彗核
彗髮
離子尾
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
請問彗星的軌道有分為哪兩種軌道呢? (複選題)
方形
橢圓形
拋物線
圓形
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
彗星分為短週期彗星和長週期彗星。請問是以多少週期為分界呢?
100年
200年
300年
400年
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列何者是指彗星因為太陽射線照射而產生的正負離子?
彗核
彗髮
塵埃尾
離子尾
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
下列何者是彗星主要構造? (複選題)
彗核
彗髮
塵埃尾
離子尾
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
下列何者是彗星的故鄉? (複選題)
庫柏帶
歐特雲帶
小行星帶
海帶
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
有關彗星的敘述,下列何者有誤?
彗核是由塵埃、小石塊、鬆散的冰所組成
彗星運行時,會在其軌道上留下碎屑稱為離子尾
彗核經過溫度較高的區域,另其冰塊融化蒸發形成彗髮
彗星的離子尾通常是偏藍色的
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