12-3 壓力
Quiz
•
Physics
•
8th Grade
•
Practice Problem
•
Medium
紀 則賢
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11 questions
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1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
小李分別以單腳、雙腳站在磅秤上量體重,則量得的體重是否有所差別?
單腳站立量得之體重較重
雙腳站立量得之體重較重
一樣重
無法比較
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
磅秤測量的是總重量還是壓力?
總重量
壓力
3.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
1. 下列何者是壓力單位?(複選)
公斤重∕平方公尺
公克重∕平方公分
Pa
kgw
4.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
一容器底面積為5 cm2,內裝有密度為2 g/cm3的液體,其深度為10 cm,則容器底部所受液體壓力為多少gw/cm2?
10
20
50
100
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
甲、乙、丙分別為邊長1 cm、2 cm、3 cm的正立方體金屬塊,如附圖所示,則以下列哪一種方式排列,對地面所造成的壓力最大?
6.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
將豆腐放在圖中哪一個劍山上比較不易被刺破?
7.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
如附圖,棒球選手手持球棒站在體重計上,兩腳鞋底接觸體重計之總面積為200cm ,此時體重計上的讀數為80kgw。如果他抬起左腳做打擊預備動作,則體重計的讀數變化將為何?
變大
不變
變小
不一定
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