This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Science > Physics Part I > Class 11 Physics (Part I) Chapter 3 Laws Of Motion – Quiz 16 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 16 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The formula for this Law is force = mass * acceleration A) Newton's 1st Law. B) Newton's 2nd Law. C) Newton's 3rd Law. D) None of the above. Show Answer Correct Answer: B) Newton's 2nd Law. 2. Two boys slide identical blocks at each other across a table. What happens when the blocks hit each other? A) One block will bounce back. B) Both blocks will bounce back. C) The blocks will break into pieces. D) The blocks immediately stop moving on impact. Show Answer Correct Answer: B) Both blocks will bounce back. 3. The planets orbit the Sun due to the Sun's ..... A) Direction. B) Position. C) Gravity. D) Movement. Show Answer Correct Answer: C) Gravity. 4. Newton's 1st law is often called the ..... A) Law of equality. B) Law of inertia. C) Action-reaction law. D) Newton's 2nd law. Show Answer Correct Answer: B) Law of inertia. 5. Newton's second law of motion relates an object acceleration to its A) Net force. B) Mass. C) Inertia. D) Velocity. Show Answer Correct Answer: B) Mass. 6. Which has more Inertia? (and more force to move) A) Truck. B) Ant. C) All the above. D) None of the above. Show Answer Correct Answer: A) Truck. 7. Force = Mass x Acceleration A) Law of Inertia. B) Law of Force. C) Law of Interaction. D) Law of Acceleration. Show Answer Correct Answer: D) Law of Acceleration. 8. Which law can be simply described with the equation:F = MxA A) 1st. B) 2nd. C) 3rd. D) None of the above. Show Answer Correct Answer: B) 2nd. 9. Rockets are launched into space using jet propulsion where exhaust accelerates out from the rocket and the rocket accelerates in an opposite direction. This describes Newton's ..... A) Newton's Third Law. B) Law of Inertia. C) Newton's First Law. D) Newton's Second Law. Show Answer Correct Answer: D) Newton's Second Law. 10. Formulated the three basic laws of motion (Newton's Laws of Motion) A) Sir Issac Newton. B) Law of Inertia:An object at rest tends to stay at rest unless acted on by an unbalanced force. C) Law of Force and Acceleration:The greater the mass of the object being accelerated the greater the amount of force needed to accelerate the object. D) Law of Action/Reaction:For every action there is an equal and opposite reaction. Show Answer Correct Answer: A) Sir Issac Newton. 11. A student leaves a pencil on a desk and the pencil stays in the same spot until another student picks it up. 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. 12. Which law of motion is also known as the Law of Acceleration? A) First Law. B) Second Law. C) Third Law. D) None of the above. Show Answer Correct Answer: B) Second Law. 13. Force is defined by A) Newton's III lawof motion. B) Newton's II law of 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. 14. A 20 kg bike accelerates at 10 m/s$^{2}$. what was the net force A) 20 Newtons. B) 10 Newtons. C) 200 Newtons. D) 25 Newtons. Show Answer Correct Answer: C) 200 Newtons. 15. According Newton's laws of motion, what does 45 m/s$^{2}$ represent? A) Weight. B) Mass. C) Force. D) Acceleration. Show Answer Correct Answer: D) Acceleration. 16. Body at rest:law of inertia;pushing a chair: ..... A) Law of acceleration. B) Law of interaction. C) Law of friction. D) Law of universal gravitation. Show Answer Correct Answer: A) Law of acceleration. 17. 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. 18. 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. 19. 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) 25.0 m/s$^{2}$. C) 15.0 m/s$^{2}$. D) 20.0 m/s$^{2}$. Show Answer Correct Answer: D) 20.0 m/s$^{2}$. 20. Newton's Third Law is also known as the Law of ..... A) Action-Reaction. B) Inertia. C) Gravitation. D) Acceleration. Show Answer Correct Answer: A) Action-Reaction. 21. 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. 22. 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. 23. What measurement is used to measure force? A) Kilos. B) Newtons. C) Kelvin. D) Moles. Show Answer Correct Answer: B) Newtons. 24. If the mass of an object is 1000kg on Earth, what is it's mass on the moon? A) 10kg. B) 1000kg. C) 100kg. D) 10, 000kg. Show Answer Correct Answer: B) 1000kg. 25. A ..... is a push or pull. A) Force. B) Newton. C) Acceleration. D) Momentum. Show Answer Correct Answer: A) Force. 26. 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) The natural state of an object is to be at rest. C) Forward motion slowly runs out as energy is expended. D) Inertia acting on an object will dissipate. Show Answer Correct Answer: A) Frictional forces oppose the motion of the car. 27. 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. 28. 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. 29. The Moon orbits Earth in a nearly circular orbit. What is the centripetal force? A) Earth's gravitational pull on the Moon. B) The outward force on the Moon. C) The Moon's inertia as it orbits Earth. D) The push of the Moon on Earth. Show Answer Correct Answer: A) Earth's gravitational pull on the Moon. 30. What law is when you're riding your bike and hit a rock and go flying forward? A) Fourth law. B) First law. C) Third law. D) Second law. Show Answer Correct Answer: B) First law. 31. 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. 32. When a greater force is applied on an object produces acceleration. F = m*a A) Newton's 2nd Law. B) Newton's 1st Law. C) Newton's 3rd Law. D) Motion. Show Answer Correct Answer: A) Newton's 2nd Law. 33. Which of Newton's Laws of Motion explains why passengers lurch forward in a car when it suddenly stops? A) Newton's Third Law. B) Newton's Second Law. C) Newton's First Law. D) Newton's Law of Universal Gravitation. Show Answer Correct Answer: C) Newton's First Law. 34. The first law of motion states that objects at rest will stay at rest unless acted upon by an unbalanced: A) Acceleration. B) Inertia. C) Force. D) Motion. Show Answer Correct Answer: C) Force. 35. Two people of different mass' are holding exercise balls and run towards each other with the same force. According to Newton's 3rd Law, which person will have more force in the opposite direction? A) The larger person. B) The smaller person. C) Both will have the same reaction. D) Neither will have a reaction. Show Answer Correct Answer: B) The smaller person. 36. Thing in motion stay in what? A) Place. B) Motion. C) Water. D) School. Show Answer Correct Answer: B) Motion. 37. What is Static Friction?? A) The resistance created by any two objects when sliding against each other. B) A force that keeps an object at rest. C) Occurs between fluid layers that are moving relative to each other.(air and water). D) None of the above. Show Answer Correct Answer: B) A force that keeps an object at rest. 38. 6) The unit of 'g' is m s-2. It can be also expressed as A) N m2 kg$^{-1}$. B) Cm s$^{-1}$. C) Cm2 s$^{-2}$. D) N kg$^{-1}$. Show Answer Correct Answer: D) N kg$^{-1}$. 39. An object at rest stay at rest and an object in motion stays in motion until acted upon by an unbalanced force. A) Force. B) Newton's 3rd Law. C) Newton's 1st Law. D) Newton's 2nd Law. Show Answer Correct Answer: C) Newton's 1st Law. 40. A person sitting in an open car moving at constant velocity throws a ball vertically into air, the balls falls A) Exactly in the hand of thrower. B) Outside the car. C) In the car ahead of the person. D) In the car behind the person. Show Answer Correct Answer: A) Exactly in the hand of thrower. 41. Gravitation accounts for the planets not falling in space A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 42. A box of mass 4kg is placed on a wooden plank of length 1.5m which is lying on the ground. Thye plank is lifted from one end along its length so that it becomes inclined. It is noted that when the vertical height of the top end of the plank from the ground becomes 0.5m, the box begins to slide. Find the coefficient of friction between box and the plank A) 0.35. B) 0.25. C) 0.50. D) 0.45. Show Answer Correct Answer: A) 0.35. 43. The formula for average speed is ..... hint:Miles/hour A) Speed = Distance X time. B) Something fast. C) Speed = Distance / time. D) Speed =???. Show Answer Correct Answer: C) Speed = Distance / time. 44. All forces come in pairs A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 45. A person steps out of the boat and onto the dock. As the person moves forward onto the dock, the boat moves backward. Which statement best describes the backward motion of the boat as the person steps forward? A) Every mass exerts a force on every other mass. B) For every action, there is an equal but opposite reaction. C) An object at rest will tend to stay at rest. D) Friction opposes the motion of an object. Show Answer Correct Answer: B) For every action, there is an equal but opposite reaction. 46. What kind(s) of objects have inertia? A) All objects with mass. B) Only objects at rest. C) Only objects in motion. D) Only objects whose motion is being changed. Show Answer Correct Answer: A) All objects with mass. 47. If a car suddenly stops, the passengers lurch forward. Which of Newton's Laws explains this? A) Newton's Second Law. B) Newton's First Law. C) Newton's Third Law. D) Newton's Law of Universal Gravitation. Show Answer Correct Answer: B) Newton's First Law. 48. Inertia is ..... A) An object's resistance to change in motion. B) Balanced force. C) Moving quickly. D) None of the above. Show Answer Correct Answer: A) An object's resistance to change in motion. 49. What is the unit for momentum? A) Kg/m. B) M/sec. C) Kg x m/sec. D) Kg/sec. Show Answer Correct Answer: C) Kg x m/sec. 50. Momentum, like velocity, is describes by both what? A) Direction and strength. B) Direction, and net force. C) All the above. D) None of the above. Show Answer Correct Answer: A) Direction and strength. 51. Newton is known as the father of science A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 52. A picture is hanging on a wall and does not move. 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. 53. When a body is moving on a surface, the force of friction is called: A) Rolling friction. B) Dynamic friction. C) Limiting friction. D) Static friction. Show Answer Correct Answer: B) Dynamic friction. 54. True or False:The laws of motion are important to the world. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 55. Identify Newton's 2nd Law of Motion A) A push or a pull. B) The acceleration of an object depends on the mass and force applied. C) An object in motion only. D) A change in motion, speed up or slow down. Show Answer Correct Answer: B) The acceleration of an object depends on the mass and force applied. 56. How much force is needed to accelerate a 75 kg skier at an acceleration of 2 m/s$^{2}$ A) 150 N. B) 735 N. C) 37.5 N. D) Not enough information to determine. Show Answer Correct Answer: A) 150 N. 57. Mrs. Murphy parks her car in the Kingston parking lot. Her car is ..... A) At rest. B) Increasing acceleration. C) In motion. D) Missing. Show Answer Correct Answer: A) At rest. 58. For friction on an incline, what direction does F$_{p}$ point? A) Always perpendicular to the surface. B) Always down the incline and parallel to the surface. C) Always up the incline and parallel to the surface. D) It depends on the direction of motion. Show Answer Correct Answer: B) Always down the incline and parallel to the surface. 59. Measure of how hard it is to stop a moving object A) Centripetal force. B) Force pair. C) Momentum. D) Circular motion. Show Answer Correct Answer: C) Momentum. 60. Newtons First law of motion A) Every action will have an equal and opposite reaction. B) That the acceleration of an object is dependent upon two variables-The net force and mass. C) Every object will remain at rest or in constant motion until a outside force act upon it. D) None of the above. Show Answer Correct Answer: C) Every object will remain at rest or in constant motion until a outside force act upon it. ← PreviousNext →Related QuizzesScience QuizzesClass 11 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 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books