國中自然2下ch6-3壓力
Quiz
•
Physics
•
8th Grade
•
Practice Problem
•
Medium
翰林出版國中自然 翰林出版國中自然
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8 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
某人兩腳陷入流砂中,一隻腳拔起,則另一腳會愈陷愈深,其原因為何?
接觸面積減小,壓力減小
接觸面積減小,壓力增加
重量增加,壓力減小
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
茶壺蓋上常有一小孔,主要目的是下列何者?
可知水位高低
使內外壓力相等
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
在失重的太空中,怎樣喝水?
直接倒入口中
須將水擠壓入口中
用吸管吸入口中
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
在箭頭所指示的位置鑽一個小孔,則油剛噴出的方向應為何?
↗
→
↑
↘
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
氣球被釋放後往上升至高空時,氣球將有何種變化?
體積收縮、內部壓力變小
體積收縮、內部壓力變大
體積膨脹、內部壓力變大
體積膨脹、內部壓力變小
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
下列的圖畫紙外型結構不同,但高度、長度均相同,哪一種承受的壓力最大?
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
某容器裝水如圖所示,請問容器器壁所受到靜止的水壓力以何點為最大?
a
b
c
d
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在積雪深厚的地區行走要穿上雪鞋,這些雪鞋鞋底面積均較一般鞋子大,試問穿上此鞋的主要目的為何?
增加對雪地的壓力,使雪地能更加堅固
防止滑倒
減少對雪面的壓力,使雙腳不易陷入雪堆中
入境隨俗,增加美觀
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