請問,彗星具有哪些結構呢?
下一顆彗星何時造訪?

Quiz
•
Science
•
6th - 8th Grade
•
Hard
Jian-Wen Huang
FREE Resource
6 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
慧核
慧髮
塵埃尾
離子尾
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
請問,阿超每次看到流星雨都很興奮,他突然想起來流星雨是因為地球穿越彗星軌道所造成的,這些被吸引來的彗星遺留物組成有什麼呢?
岩石碎塊
輻射物
慧核
冰塊
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
請問,慧星的軌道,有分哪兩種軌道呢?
方形
橢圓形
拋物線
圓形
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
請問,慧星有分短周期慧星、長周期慧星,請問是以軌道周期幾年做個分界呢?
100年
200年
300年
400年
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
請問,下列何者不是小行星飛往星球可能會造成的現象?
流星
流星體
水球
隕石
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
請問,關於小行星與慧星會造成的天文現象,下列何者為對?
小行星會造成流星雨
彗星會造成流星雨
慧星會造成流星
小行星會造成流星
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