
Ch06(6.6) 物質的粒子觀 L2
Quiz
•
Science
•
1st Grade
•
Practice Problem
•
Hard
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6 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1. 把一塊木頭切開一半,每塊木頭的密度是多少?
A. 原有木塊密度的一半
B. 原有木塊的密度
C. 原有木塊密度的兩倍
D. 原有木塊密度的四倍
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2. 兩隻小船A和B分別以兩種不同的物料構成。把兩船放於水面,小船A浮起,但小船B卻下沉。下列哪些敍述必定是正確的?
(1) 小船A比小船B輕。
(2) 小船A的整體密度比小船B低。
(3) 構成小船A的物料的密度比構成小船B的物料的密度低。
A. 只有 (1)
B. 只有 (2)
C. 只有 (1) 和 (3)
D. 只有 (2) 和 (3)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A. P > Q > R
B. Q > P > R
C. R > P > Q
D. R > Q > P
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4. (延展) 比較50 cm3熱水和50 cm3冷水。下列哪項敍述是正確的?
(1) 熱水中的粒子之間的距離較大。
(2) 熱水中每個粒子的質量較小。
(3) 熱水中的粒子體積較大。
A. 只有 (1)
B. 只有 (3)
C. 只有 (1) 和 (2)
D. 只有 (2) 和 (3)
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
把答案填寫在橫線上。
1. 如果物體的密度比周邊的液體高,它便會在液體中 _______________
(浮起 / 下沉)。
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
把答案填寫在橫線上。
2. 物質的密度取決於每單位體積的粒子 (a) _______________ 和粒子的 (b) _______________。
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