
中四物理第一冊第5課氣體定律
Quiz
•
Physics, Physical Ed
•
2nd Grade
•
Practice Problem
•
Medium
Cheung Man
Used 2+ times
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23 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
氣體的密度比固體小,原因是氣體分子
較小
較大
較輕
距離較遠
Answer explanation
D
密度與體積成反比,如果分子間距離較遠,密度較低。
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
根據分子運動論,
(1) 並非所有物質均由粒子組成。
(2) 粒子以勻速運動。
(3) 所有物質是由粒子組成。
只有 (1)
只有 (3)
只有 (1) 和 (2)
只有 (2) 和 (3)
Answer explanation
D
根據分子運動論,所有物質都是由細小和不斷快速移動的粒子組成。
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
當我們以顯微鏡觀察水中的花粉粒,可看見它們不斷作微小的不規則運動。原因是
水在振動
水分子不停地碰撞花粉粒
花粉粒是生物
花粉粒隨著水的對流移動
Answer explanation
B
根據分子運動論,水分子不斷作隨機而不規則運動。因此水中的花粉粒會不停受碰撞而作微小的不規則運動。
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
絕對溫標中,10°C 相等於
283 K
273 K
247 K
237 K
Answer explanation
A
10°C = 10 + 273 = 283 K
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
以下哪圖線正確顯示固定質量的氣體在溫度不變下,壓強 (P) 與體積 (V) 的關係?
Answer explanation
C
因為固定質量的氣體在溫度不變下,P 與V成反比。
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
以下哪圖線正確顯示固定質量的氣體在體積不變下,壓強 (P) 與攝氏溫度 (T) 的關係?
Answer explanation
B
如果溫度以攝氏溫標量度,P與(T+273)成正比,所以線圖是一條斜率大於零而且不穿過原點的直線。
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
以下哪圖線正確顯示固定質量的氣體在壓強不變下,體積 (V) 與攝氏溫度 (T) 的關係?
Answer explanation
B
固定質量的氣體在壓強不變下,V成正比於( T +273) ,其中T 是以攝氏溫標量度,所以線圖是一條不穿過原點的直線而且斜率大於零。
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