加深加廣~ 什麼是極級渦旋?
Quiz
•
Science
•
6th Grade
•
Hard
Kyle Cheng
FREE Resource
6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
極地渦旋是一種發生極地地區的強大旋轉氣流。極地渦旋通常在夏季較___,冬季較___。
弱;強
強;弱
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
「極地渦旋」為發生在極地上空的巨大環流。在北極的「渦旋」受到地球自轉與科氏力作用,會以什麼方式旋轉?
順時針
逆時針
翻滾式
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
噴射氣流是在大氣層內圍繞地球的高速氣流帶。有關噴射氣流的敘述,下列何者有誤?
北半球的噴射氣流是由西至東吹送
溫差越大,噴射氣流的速度也越快
多集中在對流層或平流層
噴射氣流對天氣較無影響
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
加拿大、美國東北部在2023年2月遭受數十年最寒冷的「極地渦旋」侵襲,體感溫度跌到攝氏零下七十七度,近一億人在寒冷中度過,當地政府都發布了風寒警告。造成此天氣現象,可能與下列何種原因有關? (複選題)
極地渦旋穩定
極地渦旋南移
北極氣溫下降
北極氣溫上升
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
氣象學中,「極地渦旋」和「噴射氣流」相互拉扯的現象會被稱為?
熱島現象
北極氣團
北極震盪
聖嬰現象
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
請問左圖代表哪種常見的鋒面符號?
錮囚鋒
滯留鋒
暖鋒
冷鋒
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