1120-L3-加深加廣-水壓與浮力
Quiz
•
Science
•
1st - 5th Grade
•
Practice Problem
•
Medium
Kyle Cheng
Used 2+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如圖所示,哪邊承受的壓力比較大?
左
右
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
射擊遊戲中,博群發現敵人基地有塑膠膜材質的防護罩。如果博群想要打破敵人的防護罩,怎樣會比較有快而有效率呢?
分散火力隨意攻擊
集中火力全集中在同一點攻擊
從左右兩側攻擊
從上方分散攻擊
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一個圖形較接近水壩的側面圖?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一個圖可表示水壩的構造及其內壁所受水壓力的大小和方向?
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
生活在深海的深海魚,若將牠快速的帶到海面上,可能會造成眼睛突出來,並有爆炸的傾向。請問是因為深海中的什麼很大造成的原因呢?
地心引力
摩擦力
壓力
向心力
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
物體在水中時,水給予物體一個向___________的作用力,這個作用力稱為浮力。
上
下
左
右
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
麗莎挑戰將雙腳分別踩在排列整齊的尖石上,結果發現腳不會痛。這是什麼原理呢?
雙腳接觸面積大,壓力小
雙腳接觸面積小,壓力大
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