Question Paper
Class / Subject: Class 10 (SSC) · Science and Technology (विज्ञान आणि तंत्रज्ञान)
Chapter: Chapter 5 — Chapter 5: Heat
Time Allowed: 32 minutes
Max Marks: 16
1. What is specific heat capacity? [1]
(A) Heat to raise 1kg of substance by 1°C
(B) Heat to raise any mass by any amount
(C) Total heat in a substance
(D) Heat lost during cooling only
2. What is latent heat? [1]
(A) Heat during phase change without temperature change
(B) Heat that always raises temperature
(C) Heat lost permanently
(D) Heat with no effect
3. What are examples of phase changes? [1]
(A) Melting and boiling
(B) Only heating
(C) Only cooling
(D) Only mixing
4. What is conduction? [1]
(A) Heat transfer through direct contact
(B) Heat transfer through fluid movement
(C) Heat transfer through waves
(D) No heat transfer
5. What is convection? [1]
(A) Heat transfer through fluid movement
(B) Heat transfer through direct contact
(C) Heat transfer through waves
(D) No heat transfer
6. What is radiation? [1]
(A) Heat transfer through electromagnetic waves
(B) Heat transfer through contact only
(C) Heat transfer through fluid only
(D) No heat transfer
7. Why do metals feel colder than wood at the same temperature? [1]
(A) Metals conduct heat away from hand faster
(B) Metals are actually colder
(C) Wood conducts heat faster
(D) No difference exists
8. Why learn about heat properties? [1]
(A) To explain thermal phenomena and applications
(B) No reason
(C) It's not useful
(D) Only for tests
9. What is specific heat capacity? [1]
(A) Heat to raise 1kg of substance by 1°C
(B) Heat to raise any mass by any amount
(C) Total heat in a substance
(D) Heat lost during cooling only
10. What is latent heat? [1]
(A) Heat during phase change without temperature change
(B) Heat that always raises temperature
(C) Heat lost permanently
(D) Heat with no effect
11. What are examples of phase changes? [1]
(A) Melting and boiling
(B) Only heating
(C) Only cooling
(D) Only mixing
12. What is conduction? [1]
(A) Heat transfer through direct contact
(B) Heat transfer through fluid movement
(C) Heat transfer through waves
(D) No heat transfer
13. What is convection? [1]
(A) Heat transfer through fluid movement
(B) Heat transfer through direct contact
(C) Heat transfer through waves
(D) No heat transfer
14. What is radiation? [1]
(A) Heat transfer through electromagnetic waves
(B) Heat transfer through contact only
(C) Heat transfer through fluid only
(D) No heat transfer
15. Why do metals feel colder than wood at the same temperature? [1]
(A) Metals conduct heat away from hand faster
(B) Metals are actually colder
(C) Wood conducts heat faster
(D) No difference exists
16. Why learn about heat properties? [1]
(A) To explain thermal phenomena and applications
(B) No reason
(C) It's not useful
(D) Only for tests