Question Paper
Class / Subject: Class 6 (SSC) · Science (सामान्य विज्ञान)
Chapter: Chapter 6 — Chapter 6: Properties of Substances
Time Allowed: 32 minutes
Max Marks: 16
1. What are the three states of matter? [1]
(A) Solid, liquid, gas
(B) Only solid
(C) Only liquid
(D) Only gas
2. What is solubility? [1]
(A) Ability to dissolve in a liquid
(B) Ability to conduct electricity
(C) Ability to change colour
(D) Ability to change shape only
3. What is an example of solubility? [1]
(A) Sugar dissolving in water
(B) A rock staying solid
(C) Metal conducting electricity
(D) Wood burning
4. What is a conductor? [1]
(A) A substance that conducts electricity/heat well
(B) A substance that never conducts
(C) A type of liquid only
(D) A type of gas only
5. What is an insulator? [1]
(A) A substance that does not conduct well
(B) A substance that conducts perfectly
(C) A type of liquid only
(D) A type of gas only
6. Why understand substance properties? [1]
(A) To select appropriate materials for uses
(B) No reason
(C) It's not useful
(D) Only for tests
7. What property changes with state (solid/liquid/gas)? [1]
(A) Shape and volume behaviour
(B) Colour always
(C) Nothing changes
(D) Only smell
8. Why are insulators important for electrical safety? [1]
(A) They prevent unwanted conduction of electricity
(B) They conduct electricity better
(C) They have no relevance
(D) They always conduct heat
9. What are the three states of matter? [1]
(A) Solid, liquid, gas
(B) Only solid
(C) Only liquid
(D) Only gas
10. What is solubility? [1]
(A) Ability to dissolve in a liquid
(B) Ability to conduct electricity
(C) Ability to change colour
(D) Ability to change shape only
11. What is an example of solubility? [1]
(A) Sugar dissolving in water
(B) A rock staying solid
(C) Metal conducting electricity
(D) Wood burning
12. What is a conductor? [1]
(A) A substance that conducts electricity/heat well
(B) A substance that never conducts
(C) A type of liquid only
(D) A type of gas only
13. What is an insulator? [1]
(A) A substance that does not conduct well
(B) A substance that conducts perfectly
(C) A type of liquid only
(D) A type of gas only
14. Why understand substance properties? [1]
(A) To select appropriate materials for uses
(B) No reason
(C) It's not useful
(D) Only for tests
15. What property changes with state (solid/liquid/gas)? [1]
(A) Shape and volume behaviour
(B) Colour always
(C) Nothing changes
(D) Only smell
16. Why are insulators important for electrical safety? [1]
(A) They prevent unwanted conduction of electricity
(B) They conduct electricity better
(C) They have no relevance
(D) They always conduct heat