This quiz works best with JavaScript enabled. Home > Class 8 > Class 8 Science Chapter 11 Force And Pressure – Quiz 9 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 8 Science Chapter 11 Force And Pressure Quiz 9 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Liquids exert pressure on the walls of the container A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 2. Name the instrument which is used to measure liquid pressure. A) Manometer. B) Barometer. C) Anemometer. D) Rain Gauge. Show Answer Correct Answer: A) Manometer. 3. What does pressure measure? A) Strength. B) Force exerted on a given area of surface. C) All the above. D) None of the above. Show Answer Correct Answer: B) Force exerted on a given area of surface. 4. The air pressure on our body is euql to ..... pressure. A) Sea bottom. B) Space. C) Atomospheric. D) None of the above. Show Answer Correct Answer: C) Atomospheric. 5. What decreases as you go up in the atmosphere? A) Altitude. B) Atmosphere. C) Meteors. D) Air Pressure. Show Answer Correct Answer: D) Air Pressure. 6. Students roll toy cars down the same ramp with different coverings like carpet, foil, and sandpaper. What are they trying to test? A) How does the height of a ramp affect the distance a car will roll?. B) How does the mass of the car affect the distance a car will roll?. C) How does the surface of a ramp affect how fast a car will travel?. D) How does the surface of a ramp affect the distance a car will roll?. Show Answer Correct Answer: D) How does the surface of a ramp affect the distance a car will roll?. 7. In a game of tug-of-war A, B, C are on the left side while X, Y, Z are on the right side. A applies a force of 5N, B applies 10N, C applies 7.5N and X apples 10N, Y applies 15N and Z applies 2.5N. Who won the game? A) A, B, C. B) X, Y, Z. C) It was a tie. D) None of the above. Show Answer Correct Answer: C) It was a tie. 8. What is the unit of moment f force? A) N. B) M. C) Nm. D) N/m. Show Answer Correct Answer: C) Nm. 9. A pressure of 10kPa acts on an area of 0.3 m$^{2}$. The force acting on the area will be A) 3000 N. B) 30 N. C) 3 N. D) 300 N. Show Answer Correct Answer: A) 3000 N. 10. Force acting on per unit area is called A) Non-contact forces. B) Contact forces. C) Force. D) Pressure. Show Answer Correct Answer: D) Pressure. 11. If both forces are going in the same direction you should ..... those forces A) Add. B) Subtract. C) Divide. D) Multiply. Show Answer Correct Answer: A) Add. 12. Is the gravity a property of earth only? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: B) No. 13. PRESSURE EXERTED BY A STATIONARY LIQUID IS CALLED AS A) MUSCULAR FORCE. B) HYDROSTATIC PRESSURE. C) FRICTIONAL FORCE. D) BALANCED FORCE. Show Answer Correct Answer: B) HYDROSTATIC PRESSURE. 14. Atmospheric pressure increases with increase in altitude A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 15. Which of the following is not an example of muscular force A) A child riding a bicycle. B) A person drawing water from a well. C) A Porter carrying a load on a cart. D) An apple falling from a tree. Show Answer Correct Answer: D) An apple falling from a tree. 16. 1 kilogram weight is equal to A) 98 N. B) 9.8 N. C) 0.98 N. D) 0.098 N. Show Answer Correct Answer: B) 9.8 N. 17. How can we measure Pressure? A) F/M$^{2 }$(Force/Area). B) Pascal (P). C) Newton per square. D) All (A), (B), (C) are correct. E) None of these. Show Answer Correct Answer: D) All (A), (B), (C) are correct. 18. Which Of The Following Are Contact Forces? A) Friction and Gravitational force. B) Gravitational force and Magnetic force. C) Gravitational force and Muscular force. D) Friction and Muscular force. Show Answer Correct Answer: D) Friction and Muscular force. 19. What happens to the speed of an object if the applied force acts in the direction of the motion of the object A) Decreases. B) Increases. C) Remains same. D) Changes its direction. Show Answer Correct Answer: B) Increases. 20. The force exerted by our muscles is called A) Electrostatic force. B) Gravitational force. C) Muscular force. D) Non contact force. Show Answer Correct Answer: C) Muscular force. 21. ..... is a vector quantity. A) Time. B) Force. C) Length. D) Speed. Show Answer Correct Answer: B) Force. 22. What will cause an object to move? A) Applied forces. B) Balanced forces. C) Unbalanced forces. D) None of the above. Show Answer Correct Answer: C) Unbalanced forces. 23. The force exerted by a charged body on another charged or uncharged body is called A) Gravitational force. B) Electrostatic force. C) Non-contact force. D) Contact force. Show Answer Correct Answer: B) Electrostatic force. 24. Tides in the sea are due to which type of force of the moon and sun?? A) Frictional. B) Magnetic. C) Gravitational. D) None of the above. Show Answer Correct Answer: C) Gravitational. 25. A child on merry-go-round show ..... motion A) Linear. B) Random. C) Circulatory. D) Multiple. Show Answer Correct Answer: C) Circulatory. ← PreviousNext →Related QuizzesClass 8 Science Chapter 11 Force And Pressure Quiz 1Class 8 Science Chapter 11 Force And Pressure Quiz 2Class 8 Science Chapter 11 Force And Pressure Quiz 3Class 8 Science Chapter 11 Force And Pressure Quiz 4Class 8 Science Chapter 11 Force And Pressure Quiz 5Class 8 Science Chapter 11 Force And Pressure Quiz 6Class 8 Science Chapter 11 Force And Pressure Quiz 7Class 8 Science Chapter 11 Force And Pressure Quiz 8Class 8 Science Chapter 11 Force And Pressure Quiz 10Class 8 Science Chapter 11 Force And Pressure Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books