Materials Around Us | Subject: Science | Class: 6
Time: 1 Hour | Maximum Marks: 30
Prepared by BodhiClasses – Learn with Curiosity and Clarity
Section A: Multiple Choice Questions (1 mark each) – [5 Marks]
Q1. Which of the following is an example of a transparent material?
a) Wood
b) Glass
c) Plastic bucket
d) Iron sheet
Q2. Which material is soluble in water?
a) Sawdust
b) Sand
c) Sugar
d) Chalk
Q3. Which of the following materials is lustrous?
a) Rubber
b) Paper
c) Copper
d) Wood
Q4. An object that blocks light completely is called:
a) Transparent
b) Translucent
c) Reflective
d) Opaque
Q5. Which one of these is a soft material?
a) Iron
b) Stone
c) Cotton
d) Glass
Section B: True or False (1 mark each) – [5 Marks]
Q6. All metals are non-lustrous. [ ]
Q7. A sponge is a soft material. [ ]
Q8. Air is a matter. [ ]
Q9. Sand dissolves completely in water. [ ]
Q10. Volume is the space occupied by an object. [ ]
Section C: One Mark Questions (1 mark each) – [10 Marks]
Q11. What is matter?
Q12. Name one non-lustrous material.
Q13. Give one example of a translucent material.
Q14. What is the unit of mass in SI system?
Q15. Which property of glass makes it useful in making windows?
Q16. Give one example of an opaque material.
Q17. Name any material that floats in water.
Q18. Is aluminium a hard or soft material?
Q19. What is the term used for substances that dissolve in water?
Q20. Name a material that does not dissolve in water.
Section D: Two Marks Questions (2 marks each) – [10 Marks]
Q21. Differentiate between transparent and translucent materials.
Q22. List any two materials that are insoluble in water.
Q23. What is classification and why is it useful?
Q24. Mention two uses of metals based on their properties.
Q25. Why is plastic used to make containers?
Section E: Higher Order Thinking Skills (HOTS) – [5 Marks]
Q26. Riya tried to make a spoon from paper. It bent and couldn’t hold anything. Why did this happen? What property is lacking?
Q27. Ravi mixed sand in water and stirred it for a long time, but the sand settled down. What does this tell us about sand?
Q28. Why is it a bad idea to use cloth to make water bottles?
Q29. Your mother uses a transparent jar to store sugar. Why is transparency helpful here?
Q30. Imagine you are designing a school water bottle. Which materials would you choose and why?
Answer Key:
Section A: MCQs
- b) Glass
- c) Sugar
- c) Copper
- d) Opaque
- c) Cotton
Section B: True or False
- False
- True
- True
- False
- True
Section C: One Mark Answers
- Anything that has mass and occupies space.
- Wood
- Butter paper
- Kilogram (kg)
- Transparency
- Cardboard
- Wood
- Hard
- Soluble
- Chalk powder
Section D: Two Mark Answers
- Transparent materials allow complete light to pass through (e.g., glass), while translucent materials allow only partial light (e.g., frosted glass).
- Sand and sawdust.
- Classification is the grouping of materials based on properties; it helps in easy study and organization.
- Metals are used in cooking utensils (because of heat conduction) and in wires (because of conductivity).
- Plastic is lightweight, non-reactive, waterproof, and durable.
Section E: HOTS Answers
- Paper lacks hardness and rigidity; hence not suitable for making spoons.
- Sand is insoluble in water.
- Cloth is porous and soft; it cannot hold water securely.
- Transparency helps identify the contents without opening the jar.
- Plastic or stainless steel – they are lightweight, non-breakable, and safe for holding liquids.
