Question 1
下列哪种材料具有良好的吸水性(Water absorbency)?
- A塑胶(Plastic)
- B棉布(Cotton cloth)
- C金属(Metal)
- D玻璃(Glass)
Answer: B. 棉布(Cotton cloth)
棉布是由纤维组成的,纤维之间的空隙可以吸收水分,因此具有良好的吸水性。
Standard 4 · 科学 (Science)
四年级科学 (Science) · 物质
Materials is part of the Standard 4 Science syllabus. Practice the MCQs here to sharpen your exam technique — each question comes with a worked explanation.
Free sample questions
Question 1
Answer: B. 棉布(Cotton cloth)
Question 2
Answer: C. 塑胶
Question 3
Answer: A. 金属
Question 4
Answer: C. 非生物来源:金属、塑料
Question 5
Answer: B. 具有弹性
Other 科学 (Science) chapters
You can try the questions without an account. Sign up free to save your progress, see what you got wrong, and pick up where you left off.
Create free account →