This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Physics (Part I) Chapter 3 Laws Of Motion – Quiz 40 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 40 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Force is defined by A) Newton's II law of motion. B) Newton's III lawof motion. C) Newton's I law of motion. D) Newton's universal law of gravitation. Show Answer Correct Answer: C) Newton's I law of motion. 2. A 20 kg bike accelerates at 10 m/s$^{2}$. what was the net force A) 25 Newtons. B) 20 Newtons. C) 200 Newtons. D) 10 Newtons. Show Answer Correct Answer: C) 200 Newtons. 3. According Newton's laws of motion, what does 45 m/s$^{2}$ represent? A) Mass. B) Force. C) Acceleration. D) Weight. Show Answer Correct Answer: C) Acceleration. 4. Body at rest:law of inertia;pushing a chair: ..... A) Law of friction. B) Law of interaction. C) Law of acceleration. D) Law of universal gravitation. Show Answer Correct Answer: C) Law of acceleration. 5. A push or pull that acts on an object A) Average speed. B) Gravity. C) Force. D) Acceleration. E) Inertia. Show Answer Correct Answer: C) Force. 6. Maddie is sitting on a sled at the top of a hill. She is not moving. Then along comes her friend who pushes her and the sled starts moving. Which law is at work? A) Newton's first law. B) Newton's second law. C) Newton's third law. D) None of the above. Show Answer Correct Answer: A) Newton's first law. 7. Identify the law:A cyclist can freewheel for a very long way without pedaling, if the road is smooth, and the bicycle wheels have good bearings and are well oiled so there is very little friction. A) Newton's 1st law of motion. B) Newton's 2nd law of motion. C) Newton's 3rd law of motion. D) None of the above. Show Answer Correct Answer: A) Newton's 1st law of motion. 8. The risk of injury in a car accident is much greater if occupants do not wear a seat belt. Which of Newton's laws explain why this is true? A) Law of force and acceleration. B) Law of gravity. C) Law of action and reaction. D) Law of inertia. Show Answer Correct Answer: D) Law of inertia. 9. An object is accelerating at a rate of 10.0 m/s$^{2}$. If the net force acting upon the object is suddenly doubled, what would be the object's new acceleration? A) 5.0 m/s$^{2}$. B) 15.0 m/s$^{2}$. C) 20.0 m/s$^{2}$. D) 25.0 m/s$^{2}$. Show Answer Correct Answer: C) 20.0 m/s$^{2}$. 10. Newton's Third Law is also known as the Law of ..... A) Inertia. B) Acceleration. C) Action-Reaction. D) Gravitation. Show Answer Correct Answer: C) Action-Reaction. 11. Unbalanced forces cause a change in motion (acceleration) A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 12. Which law best describes-A satellite orbiting the earth. A) Law of Inertia. B) Law of Mass and Acceleration. C) Law of Action Reaction. D) None of the above. Show Answer Correct Answer: A) Law of Inertia. 13. What measurement is used to measure force? A) Newtons. B) Kelvin. C) Kilos. D) Moles. Show Answer Correct Answer: A) Newtons. 14. If the mass of an object is 1000kg on Earth, what is it's mass on the moon? A) 10kg. B) 100kg. C) 1000kg. D) 10, 000kg. Show Answer Correct Answer: C) 1000kg. 15. A ..... is a push or pull. A) Newton. B) Acceleration. C) Momentum. D) Force. Show Answer Correct Answer: D) Force. 16. Which statement BEST explains why a car that is rolling on a level surface will eventually come to a stop? A) Frictional forces oppose the motion of the car. B) Forward motion slowly runs out as energy is expended. C) The natural state of an object is to be at rest. D) Inertia acting on an object will dissipate. Show Answer Correct Answer: A) Frictional forces oppose the motion of the car. 17. Which example BEST illustrates an action-at-a-distance force? A) Lifting a box. B) An apple falling. C) Pulling a nail out of wood. D) A car moving along a flat surface. Show Answer Correct Answer: B) An apple falling. 18. Mass is a ..... ? A) Scalar quantity. B) Vector quantity. C) All the above. D) None of the above. Show Answer Correct Answer: A) Scalar quantity. 19. The Moon orbits Earth in a nearly circular orbit. What is the centripetal force? A) The push of the Moon on Earth. B) The outward force on the Moon. C) The Moon's inertia as it orbits Earth. D) Earth's gravitational pull on the Moon. Show Answer Correct Answer: D) Earth's gravitational pull on the Moon. 20. Inertia A) The result of unbalanced forces in a system where the net force is not 0; It occurs when an object changes position in relation to a reference point. B) A force that resists motion in two objects that are moving against each other. C) The property of a moving object that depends on its mass and velocity. D) The tendency of an object to resist a change in its movement. Show Answer Correct Answer: D) The tendency of an object to resist a change in its movement. 21. The statement "for every action, there is an equal but opposite reaction" is a statement of ..... A) The law of conservation of momentum. B) Newton's second law. C) Newton's first law. D) Newton's third law. Show Answer Correct Answer: D) Newton's third law. 22. What law is when you're riding your bike and hit a rock and go flying forward? A) First law. B) Second law. C) Third law. D) Fourth law. Show Answer Correct Answer: A) First law. 23. With objects of the same mass, the greater the force, the ..... the change in motion will be. A) Greater. B) Less. C) All the above. D) None of the above. Show Answer Correct Answer: A) Greater. 24. When a greater force is applied on an object produces acceleration. F = m*a A) Newton's 1st Law. B) Motion. C) Newton's 2nd Law. D) Newton's 3rd Law. Show Answer Correct Answer: C) Newton's 2nd Law. 25. Which of Newton's Laws of Motion explains why passengers lurch forward in a car when it suddenly stops? A) Newton's First Law. B) Newton's Second Law. C) Newton's Third Law. D) Newton's Law of Universal Gravitation. Show Answer Correct Answer: A) Newton's First Law. ← 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