This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Physics (Part I) Chapter 3 Laws Of Motion – Quiz 12 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 12 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A small bulb is placed at the princpal focus of a convex lens. When the bulb is switched on, the lens will produce. A) A convergent beam of light. B) A divergent beam of light. C) A parallel beam of light. D) None of the above. Show Answer Correct Answer: C) A parallel beam of light. 2. How far an object moves at a certain time A) Average speed. B) Gravity. C) Force. D) Acceleration. E) Inertia. Show Answer Correct Answer: A) Average speed. 3. Force that resists the motion of two surfaces that are touching A) Gravity. B) Friction. C) Weight. D) Static. Show Answer Correct Answer: B) Friction. 4. A rocket is sent into space. When the power dies out, the rocket will just keep floating and moving in space forever (unless an unbalanced force, such as a meteor, runs into it). A) Newton's 1st Law. B) Newton's 2nd Law. C) Newton's 3rd Law. D) None of them. Show Answer Correct Answer: A) Newton's 1st Law. 5. The force that attracts objects to the center of the Earth A) Friction. B) Air resistance. C) Motion. D) Gravity. Show Answer Correct Answer: D) Gravity. 6. A push or pull on an object A) Inertia. B) Newton. C) Force. D) Gravity. Show Answer Correct Answer: C) Force. 7. If the coefficient of static friction is $\frac{1}{\sqrt{3}}$ A) Zero. B) 30. C) 45. D) 60. Show Answer Correct Answer: B) 30. 8. Suppose you are inside a vehicle moving at a constant speed. The moment the car suddenly slows down and and comes to a stop, you have the tendency to- A) Lean forward. B) Lean backward. C) Remain steady. D) None of the above. Show Answer Correct Answer: A) Lean forward. 9. Which of the following statements best describes Newton's Third Law of Motion? A) For every action, there is an equal and opposite reaction. B) The acceleration of an object is directly proportional to the net force acting on it. C) An object at rest stays at rest unless acted upon by an external force. D) The force of gravity acts between all masses. Show Answer Correct Answer: A) For every action, there is an equal and opposite reaction. 10. My science chair is on wheels and moves easily across my floor as a result of this type of friction. A) Static. B) Sliding. C) Rolling. D) Fluid. Show Answer Correct Answer: C) Rolling. 11. What unit is force measured in? A) Kilograms. B) Meters per second squared. C) Newtons. D) Kilometers. Show Answer Correct Answer: C) Newtons. 12. What law does N/kg = m/s$^{ 2}$ belong in? A) Newtons 4th Law. B) Law of Newton. C) Newtons 1st Law. D) Newtons 2nd Law. Show Answer Correct Answer: D) Newtons 2nd Law. 13. Change in velocity, "speeding up" A) Inertia. B) Accelerate. C) Force. D) Gravity. Show Answer Correct Answer: B) Accelerate. 14. Which of Newton's laws are illustrated with a rocket launch? A) 1st Law, the Law of Inertia. B) 2nd Law, the Law of Acceleration. C) 3rd Law, the Law of Action-Reaction. D) None of the above. Show Answer Correct Answer: C) 3rd Law, the Law of Action-Reaction. 15. The tendency of an object to resist a change in motion A) Inertia. B) Newton. C) Friction. D) Gravity. Show Answer Correct Answer: A) Inertia. 16. Which choice below best defines MOMENTUM? A) Gravitational forces pulling an object from earth. B) How fast an object can speed up. C) An object at rest wants to stay at rest. D) Characteristic of moving objects dealing with its mass and velocity. Show Answer Correct Answer: D) Characteristic of moving objects dealing with its mass and velocity. 17. The tendency of an object to resist a change in motion is A) Inertia. B) Mass. C) Force. D) None of the above. Show Answer Correct Answer: A) Inertia. 18. How could you tell if a moving object is receiving an unbalanced force? A) It might speed up. B) It might slow down. C) It might change direction. D) It might do any of the 3 things mentioned above. Show Answer Correct Answer: D) It might do any of the 3 things mentioned above. 19. Identify Newton's 1st Law of Motion A) An object in motion will stay in motion, an object at rest will stay at rest. B) An object's tendency to keep doing what it's doing. C) An object at rest. D) A push or a pull. Show Answer Correct Answer: A) An object in motion will stay in motion, an object at rest will stay at rest. 20. The soccer ball is sitting on the half line and Zach runs up to kick it. What law will occur when he kicks it? A) An object at rest will remain at rest unless acted on by an unbalanced force. B) An object will remain motionless until it decides to move. C) The harder Zack kicks the ball, the less distance it will travel. D) Time travel has always been possible. You just have to believe. Show Answer Correct Answer: A) An object at rest will remain at rest unless acted on by an unbalanced force. 21. A skateboarder pushes the ground BACKWARDS which causes the board to move FORWARD. A) Law 1. B) Law 2. C) Law 3. D) None of the above. Show Answer Correct Answer: C) Law 3. 22. After you start up your motorbike, as you give it more gas, it goes faster. A) Newton's first law. B) Newton's second law. C) Newton's third law. D) None of the above. Show Answer Correct Answer: B) Newton's second law. 23. What is the solution for mass? A) F=m x a. B) A=f x m. C) M=f x a. D) A=m x f. Show Answer Correct Answer: C) M=f x a. 24. A person's body is thrown outward as a car rounds a curve on a highway. This describes ..... A) Newton's First Law. B) Newton's Second Law. C) Newton's Third Law. D) Law of Action/Reaction. Show Answer Correct Answer: B) Newton's Second Law. 25. An object with a large mass has ..... inertia and is ..... to move and stop. A) More, easier. B) More, harder. C) Less, easier. D) Less, harder. Show Answer Correct Answer: B) More, harder. ← 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