This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Physics (Part I) Chapter 3 Laws Of Motion – Quiz 25 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 25 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. In Newton's first Law of Motion, an object at rest will ..... A) Defy gravity. B) Want to move. C) Remain at rest. D) Go to the Moon!. Show Answer Correct Answer: C) Remain at rest. 2. It takes ..... force to move heavier objects. A) Less. B) More. C) Equal. D) None of the above. Show Answer Correct Answer: B) More. 3. S.I unit of Force A) Pascal. B) Newton. C) Kgm/s. D) None. Show Answer Correct Answer: B) Newton. 4. Forces that two objects apply to each other A) Force pair. B) Momentum. C) Centripetal force. D) Circular motion. Show Answer Correct Answer: A) Force pair. 5. Newton's 3rd law says that all forces work in ..... A) Pairs. B) Trios. C) Groups. D) None of the above. Show Answer Correct Answer: A) Pairs. 6. Inertia is a property of what? A) Mass. B) Matter. C) Substance. D) Option. Show Answer Correct Answer: B) Matter. 7. What is Newton's 3rd Law? A) For every action there is an equal and opposite reaction. B) Acceleration depends on two variables, the mass of the object and the amount of force. C) All the above. D) None of the above. Show Answer Correct Answer: A) For every action there is an equal and opposite reaction. 8. A train traveling 60 mph slows down as it comes to a stop. This is an example of ..... A) Acceleration. B) Distance. C) Speed. D) Velocity. Show Answer Correct Answer: A) Acceleration. 9. Because of inertia, a resting object will remain at ..... A) Rest. B) School. C) A constant speed. D) Inertia. Show Answer Correct Answer: A) Rest. 10. When you jump up, you push the earth downwards. Why can't you tell that the earth has moved? A) The force of you jumping up doesn't actually push the earth down. B) The earth has much more mass so it doesn't move at all. C) The earth is firmly rooted. D) The earth has much more mass so you can't tell that it moved. Show Answer Correct Answer: D) The earth has much more mass so you can't tell that it moved. 11. CONCEPT RECALL:This law states that "Force is directly proportional to the mass and acceleration of an object." A) Law of Inertia. B) Law of Motion. C) Law of Interaction. D) Law of Acceleration. Show Answer Correct Answer: D) Law of Acceleration. 12. Why do you lean towards the left when a car turns right? A) Because of gravity. B) Because of reaction force. C) Because of velocity. D) Because of inertia. Show Answer Correct Answer: D) Because of inertia. 13. Which of Newton's Laws explains a rocket's movement during launch? A) Newton's First Law of Motion. B) Newton's Second Law of Motion. C) Newton's Third Law of Motion. D) Newton's Fourth Law of Motion. Show Answer Correct Answer: C) Newton's Third Law of Motion. 14. A force that opposes motion between objects that are touching is called ..... A) Motion. B) Friction. C) Velocity. D) Acceleration. Show Answer Correct Answer: B) Friction. 15. Newton's third law of motion states that for every action there is: A) An opposite, but equal reaction. B) An opposite and equal reaction. C) A reaction. D) None of the above. Show Answer Correct Answer: A) An opposite, but equal reaction. 16. A force that is applied to an object by a person or another object. A) Velocity. B) Acceleration. C) Applied force. D) Darth Vader. Show Answer Correct Answer: C) Applied force. 17. Which of the following is the best example of Newton's First Law of Motion? A) Jessica's body flies forward after she hits the brakes. B) Jessica drives a car. C) Jessica is at a road crossing. D) Jessica is sleeping. Show Answer Correct Answer: A) Jessica's body flies forward after she hits the brakes. 18. What s a balanced force? A) Any push or pull. B) Something that causes no motion. C) Tendency of an object to resist a change in its motion. D) Something that causes motion. Show Answer Correct Answer: B) Something that causes no motion. 19. An electric fan keeps on rotating for some time even after it is switched off is an example of A) Newton's first law of motion. B) Newton's second law of motion. C) Newton's third law of motion. D) None of the above. Show Answer Correct Answer: A) Newton's first law of motion. 20. In the equation f=ma, what unit of measure is used for force? A) Kilogram. B) Newton. C) Feet per second. D) Meters per second. Show Answer Correct Answer: B) Newton. 21. Unbalanced forces can make an object accelerate by ..... A) Changing its speed. B) Changing it direction. C) Changing speed or direction. D) None of the above. Show Answer Correct Answer: C) Changing speed or direction. 22. The ..... of an object tends to make the object resist being set into motion. A) Mass. B) Force. C) Motion. D) Unbalanced forces. Show Answer Correct Answer: A) Mass. 23. Rockets are launched into space using jet propulsion where exhaust accelerates out from the rocket and the rocket accelerates in an opposite direction. A) Newton's 1st Law. B) Newton's 2nd Law. C) Newton's 3rd Law. D) None of them. Show Answer Correct Answer: C) Newton's 3rd Law. 24. 3) Newton's III law is applicable A) For a body is at rest. B) For a body in motion. C) Both a & b. D) Only for bodies with equal masses. Show Answer Correct Answer: C) Both a & b. 25. Every action has ..... A) No reaction. B) An equal and opposite reaction. C) An unequal and opposite reaction. D) A balanced and unbalanced force. Show Answer Correct Answer: B) An equal and opposite reaction. ← PreviousNext →Related QuizzesClass 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 1Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 2Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 3Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 4Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 5Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 6Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 7Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 8Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 9Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books