加深加廣~ 什麼是離岸流?

Quiz
•
Science
•
6th Grade
•
Easy
Kyle Cheng
Used 1+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
遭遇離岸流時該如何自救?
先維持漂浮在沿著海岸平行游動
直接穿越離岸流往岸邊游
等離岸流減緩後再游回岸上
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
「台灣在冬季時吹東北季風,通常伴隨強風抵達臺灣海域附近。此時海面風浪強,不時拍擊海岸,造成很大的浪花,且無預警襲擊岸邊活動的人們,導致傷亡事件頻頻發生。」請問此敘述為何種海洋現象?
反捲浪
離岸流
瘋狗浪
潮汐
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
「離岸流」是到海邊戲水時最大的安全威脅。請問該如何判斷此區域是否有離岸流呢? (多選題)
離岸流相較兩側的海水,顏色較深
沒有告示牌表示此海域無離岸流
觀察漂浮碎屑,使否沿著海流入海
離岸流通常較少浪花
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
什麼時候會出現離岸流呢?(多選題)
白天
退潮
天氣晴朗
下雨天
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如果不小心遇上離岸流,有自救的方法。下列敘述何者有誤?
往兩側游出離岸流的範圍
保持放鬆
順著水流保持體力
奮力朝著海灘逆流游泳
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
為什麼離岸流會危險呢?
海水附近會聚集許多有毒水母
海水強大的衝擊力將人打暈
海水強大的拉力會快速把人往外海帶走
海水的鹹度會迅速將人體水分釋出造成脫水
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
什麼時候容易出現瘋狗浪?(複選題)
颱風
暴風雨
大晴天
打雷
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
瘋狗浪的形成通常是由下列何種原因造成的?
人為因素
海底生物
強風
太陽風暴
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