Question Paper
Class / Subject: Class 8 (ICSE) · Science
Chapter: Chapter 3 — Chapter 3: Force and Pressure
Time Allowed: 32 minutes
Max Marks: 16
1. What is the formula for pressure? [1]
(A) Force ÷ Area
(B) Force × Area
(C) Force + Area
(D) Force - Area
2. Why does a sharp knife cut easily? [1]
(A) Small area creates high pressure
(B) Large area creates high pressure
(C) It has no pressure
(D) It has less force
3. What is atmospheric pressure? [1]
(A) Force exerted by air on objects
(B) Force exerted by water only
(C) Force exerted by gravity only
(D) No specific force
4. What happens to atmospheric pressure at higher altitude? [1]
(A) It decreases
(B) It increases
(C) It stays the same
(D) It becomes zero immediately
5. Why do snowshoes prevent sinking? [1]
(A) They spread weight over a larger area, reducing pressure
(B) They increase pressure
(C) They have no effect
(D) They add extra weight
6. What increases pressure for the same force? [1]
(A) A smaller area
(B) A larger area
(C) No area change matters
(D) Removing the force
7. Why study force and pressure? [1]
(A) To explain everyday phenomena and interactions
(B) No reason
(C) It's not useful
(D) Only for tests
8. What is force? [1]
(A) A push or pull
(B) Only a pull
(C) Only a push
(D) Neither push nor pull
9. What is the formula for pressure? [1]
(A) Force ÷ Area
(B) Force × Area
(C) Force + Area
(D) Force - Area
10. Why does a sharp knife cut easily? [1]
(A) Small area creates high pressure
(B) Large area creates high pressure
(C) It has no pressure
(D) It has less force
11. What is atmospheric pressure? [1]
(A) Force exerted by air on objects
(B) Force exerted by water only
(C) Force exerted by gravity only
(D) No specific force
12. What happens to atmospheric pressure at higher altitude? [1]
(A) It decreases
(B) It increases
(C) It stays the same
(D) It becomes zero immediately
13. Why do snowshoes prevent sinking? [1]
(A) They spread weight over a larger area, reducing pressure
(B) They increase pressure
(C) They have no effect
(D) They add extra weight
14. What increases pressure for the same force? [1]
(A) A smaller area
(B) A larger area
(C) No area change matters
(D) Removing the force
15. Why study force and pressure? [1]
(A) To explain everyday phenomena and interactions
(B) No reason
(C) It's not useful
(D) Only for tests
16. What is force? [1]
(A) A push or pull
(B) Only a pull
(C) Only a push
(D) Neither push nor pull