1113-L3-加深加廣-認識壓力與浮力
Quiz
•
Science
•
6th Grade
•
Practice Problem
•
Easy
Kyle Cheng
Used 1+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
米勒挑戰將雙腳分別踩在一盒雞蛋上,結果發現雞蛋沒有破裂。這是什麼原理呢?
雙腳接觸面積大,單位壓力小
雙腳接觸面積小,單位壓力大
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在高壓的環境下,溶在水裡的氣體將會________。
變多
變少
不變
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在低壓的環境下,溶在水裡的氣體將會______。
變多
變少
不變
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
潛水夫病的主因是:潛水結束,如果回到水面的過程太快,會因壓力快速而使血管內、身體組織內的空氣解離出來,形成氣泡,導致 血管、組織『空氣栓塞』。
變大
變小
不變
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
冰山會浮在海面上,是因為冰山的重量(重力)被下列何者抵消?
海水浮力
北極熊重力
空氣浮力
風力
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
小杰在河邊看到一艘大船,他觀察到這艘船能夠在水上漂浮而不會下沉。這是因為船是利用 來保持浮在水面上。
壓力
浮力
風力
重力
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列何者不是浮力原理的應用?
救生衣
熱氣球
黃色橡皮鴨
沖天炮
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