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 6 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 6 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. An object cannot change the state of rest or motion, until a force is applied. This inability of the object is called: A) Acceleration. B) Weight. C) Mass. D) Inertia. Show Answer Correct Answer: D) Inertia. 2. What is the constant force acting on a body of mass 2 Kg, changing its speed from 2.0 m/s to 3.5 m/s in 10s. A) 3 N. B) 0.3 N. C) 30 N. D) 0.03 N. Show Answer Correct Answer: B) 0.3 N. 3. If friction did not exist, an object in motion would stay in motion forever. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 4. Bonus Question:Complete the song lyrics. I'm gonna take my horse ..... A) To the old town road. B) To the watering hole. C) To the city hall. D) To the old school hose. Show Answer Correct Answer: A) To the old town road. 5. When an airplane takes off, you tend to fall backward because of A) Friction. B) Gravity. C) Inertia. D) None of the above. Show Answer Correct Answer: C) Inertia. 6. Acts between the bodies that are not in direct contact. A) Contact force. B) Non-contact force. C) All the above. D) None of the above. Show Answer Correct Answer: B) Non-contact force. 7. Moving objects have ..... energy. A) Potential. B) Electrical. C) Thermal. D) Kinetic. Show Answer Correct Answer: D) Kinetic. 8. What is the result of an unbalanced force? A) A net force of zero. B) A change in motion. C) A padawan becomes a jedi. D) No movement. Show Answer Correct Answer: B) A change in motion. 9. A 300-N force acts on a 25-kg object. The acceleration of the object is ..... A) 12 m/s/s. B) 25 m/s/s. C) 7, 500 m/s/s. D) 300 m/s/s. Show Answer Correct Answer: A) 12 m/s/s. 10. Newton's Law of Inertia (first law) describes the motion of- A) Objects at rest only. B) Objects in motion only. C) Objects at rest and objects that are in motion. D) Objects that accelerate. Show Answer Correct Answer: C) Objects at rest and objects that are in motion. 11. What is the force that makes an object fall back down to Earth? A) Gravity. B) Friction. C) Magnetism. D) Wind. Show Answer Correct Answer: A) Gravity. 12. Acceleration is a change in ..... A) School. B) Cars. C) Me. D) Velocity. Show Answer Correct Answer: D) Velocity. 13. Force that acts between two masses A) Gravity. B) Force. C) Inertia. D) Velocity. Show Answer Correct Answer: A) Gravity. 14. Which of the following is an exchange of an external force? A) Friction between two surface. B) Gravity acting on an object. C) Force exerted by a person on an object. D) Magnetic force. Show Answer Correct Answer: D) Magnetic force. 15. Using the equation F=ma, which object below will have the greatest force? A) 10 kg object moving at 5 m/s/s/. B) 20 kg object moving 1 m/s/s/. C) 5kg object moving at 20 m/s/s. D) 5kg object moving at 10 m/s/s. Show Answer Correct Answer: C) 5kg object moving at 20 m/s/s. 16. Newton is credited with developing ..... laws of motion. A) 4. B) 1. C) 2. D) 3. Show Answer Correct Answer: D) 3. 17. For every action force there is an equal and opposite reaction force. A) Newton's first law. B) Newton's second law. C) Newton's third law. D) None of the above. Show Answer Correct Answer: C) Newton's third law. 18. Newton's first law of motion is also called the law of ..... ? A) Velocity. B) Force. C) Inertia. D) Mass. Show Answer Correct Answer: C) Inertia. 19. 10) The amount of matter in an object is ..... A) Weight. B) Gravity. C) Mass. D) Momentum. Show Answer Correct Answer: C) Mass. 20. Which law states that the acceleration of an object depends on the force exerted on it and its mass? A) 1st Law. B) 2nd Law. C) 3rd Law. D) None of the above. Show Answer Correct Answer: B) 2nd Law. 21. Momentum, like velocity, is described by both a direction and a force. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 22. Which of these best describes why your weight (on Earth) would change on another planet? A) Weight doesn't change, no matter where you are. B) Different planets have different gravitational pulls. C) In general, the smaller the planet, the greater weight. D) Dehydration effects on different planets change weight. Show Answer Correct Answer: B) Different planets have different gravitational pulls. 23. Beth's bike remains stopped at the intersection until she begins pedaling again. Which law is this an example of? A) 1st Law. B) 2nd Law. C) 3rd Law. D) None of the above. Show Answer Correct Answer: A) 1st Law. 24. Which law of motion is best described by "inertia" ? A) 1st. B) 2nd. C) 3rd. D) None of the above. Show Answer Correct Answer: A) 1st. 25. COMPREHENSION:Zoey lines up to ride on the roller coaster zip line. As she was waiting in the line, she saw that her lighter classmates tend to sway a lot compared to those who have greater mass during the ride. Assuming that they were released on the line with the same amount of force, what law of motion can explain this? A) Law of Inertia. B) Law of Motion. C) Law of Interaction. D) Law of Acceleration. Show Answer Correct Answer: D) Law of Acceleration. 26. What is the formula for the 2nd law of motion? A) A=lw. B) F=m/a. C) F=ma. D) None of the above. Show Answer Correct Answer: C) F=ma. 27. Compare the forces that occur when a grocery cart collides with a parked car. A) The cart puts a bigger force on the car. B) The car puts a bigger force on the cart. C) The forces are equal and in the same direction. D) The forces are equal in size and opposite in direction. Show Answer Correct Answer: D) The forces are equal in size and opposite in direction. 28. A man is throwing a bowling ball and a basketball. Both, the bowling ball and basketball, have the same mass. One ball will require more force than the other. Which of Newton's Laws does this scenario go with? A) None of Newton's Laws. B) Newton's 3rd Law. C) Newton's 2nd Law. D) Newton's 1st Law. Show Answer Correct Answer: C) Newton's 2nd Law. 29. Newton's Third Law of Motion states: A) The acceleration of an object is inversely proportional to its mass. B) An object will remain at rest unless acted upon by a net force. C) For every action, there is an equal and opposite reaction. D) The force of gravity acts on all objects equally. Show Answer Correct Answer: C) For every action, there is an equal and opposite reaction. 30. The measurement of speed and direction of an object A) Velocity. B) Acceleration. C) Average speed. D) Speed. Show Answer Correct Answer: A) Velocity. 31. Which has more Inertia? (needs more force to move) A) Ant. B) A skateboard. C) A cat. D) Truck. Show Answer Correct Answer: D) Truck. 32. As the sled stops, the penguin continues forward. A) Newton's 2nd Law. B) Newton's 1st Law/Law of Inertia. C) Law of Gravity. D) Newton's 3rd Law. Show Answer Correct Answer: B) Newton's 1st Law/Law of Inertia. 33. Who is the scientist who determined the laws of motion? A) Galileo. B) Newton. C) Einstein. D) None of the above. Show Answer Correct Answer: B) Newton. 34. If Brandon wants the baseball to go far, he must use ..... force when he swings the bat. A) More. B) Less. C) No. D) Equal. Show Answer Correct Answer: A) More. 35. The 2nd law of motion is Force=mass x acceleration (f=ma) A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 36. A meteor moving 468 km per minute traveling in a south-to-north direction passed near Earth in 2013. Because the meteor was only 45 m wide and was 27, 700 km above Earth's surface, it was not visible without the aid of a telescope. Which statement describes the meteor's motion? A) Its acceleration was 7.8 km/s$^{2}$. B) Its velocity was 7.8 km/s northward. C) Its acceleration was 468 km/s$^{2}$. D) Its speed was 468 km/s northward. Show Answer Correct Answer: B) Its velocity was 7.8 km/s northward. 37. Action and reaction don't cancel each other because they:- A) Act in two different directions. B) Are not equal in magnitude. C) Act on two different bodies. D) Are in same direction. Show Answer Correct Answer: C) Act on two different bodies. 38. Which choice below best defines gravity? A) A force that pushes away. B) An objects ability to accelerate. C) An objects mass attracting other objects towards it. D) The ability to change the speed and direction of an object. Show Answer Correct Answer: C) An objects mass attracting other objects towards it. 39. A force that causes an object to slow down when it touches another object is ..... A) Gravity. B) Newton. C) Inertia. D) Friction. Show Answer Correct Answer: D) Friction. 40. At rest or having no motion A) Gravity. B) Static. C) Noncontact force. D) Friction. Show Answer Correct Answer: B) Static. 41. Which of Newton's three laws does the following example illustrate? If you have a hockey puck sliding along a table, it will eventually come to a stop. A) Newton's First Law. B) Newton's Second Law. C) Newton's Third Law. D) All of the above. Show Answer Correct Answer: A) Newton's First Law. 42. Newton's 3rd Law of Motion A) The force applied = the object's mass times the acceleration; F=ma. B) The property of a moving object that depends on its mass and velocity. C) The law of inertia. The greater the mass, the greater the inertia. D) For every action, there is an equal and opposite reaction. Show Answer Correct Answer: D) For every action, there is an equal and opposite reaction. 43. Newton's 2nd law of motion states the higher the mass of an object, the more it resists ..... A) Acceleration. B) Force. C) Change. D) None of the above. Show Answer Correct Answer: C) Change. 44. Acceleration and force:direct proportion;acceleration and mass: ..... A) Direct square proportion. B) Inverse square proportion. C) Direct proportion. D) Inverse proportion. Show Answer Correct Answer: D) Inverse proportion. 45. A Horse is able to pull the cart forward due to ..... A) Perpendicular component of normal force. B) Parallel component of normal force. C) Frictional force. D) Gravitational force. Show Answer Correct Answer: B) Parallel component of normal force. 46. Plotting a graph for momentum on the X-axis and time on Y-axis. The slope of the momentum-time graph gives A) Rate of force. B) Impulsive force. C) Acceleration. D) Force. Show Answer Correct Answer: D) Force. 47. For a force on an object there is an equal and opposite force. 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: C) Newton's third law of motion. 48. Acceleration due to gravity g = A) 9.8 cms$^{-2}$. B) 9.8 ms$^{-2}$. C) 980 ms$^{2}$. D) 9.8 ms$^{2}$. Show Answer Correct Answer: B) 9.8 ms$^{-2}$. 49. Motion is caused by A) Energy. B) Forces. C) Mass. D) Laws. Show Answer Correct Answer: B) Forces. 50. An object will always move in the direction of the ..... force. A) Larger. B) Smaller. C) Equal. D) None of the above. Show Answer Correct Answer: A) Larger. 51. The action-reaction name is a misnomer because both forces are part of a ..... interaction. A) Opposite. B) Single. C) Equal. D) Multiple. Show Answer Correct Answer: B) Single. 52. An object at rest will remain at rest as long as the net force acting on it is A) Positive. B) Zero. C) Strong. D) None of the above. Show Answer Correct Answer: B) Zero. 53. When we stop pedalling, the bicycle begins to slow down. This is because of the A) Frictional force acting opposite to the direction of motion of bicycle by the road. B) Nature of the bicycle to stop after some time. C) Frictional force acting along the direction of motion of bicycle. D) Air resistance which is in the direction of motion. Show Answer Correct Answer: A) Frictional force acting opposite to the direction of motion of bicycle by the road. 54. When there is an INCREASE in MASS of an object you will have a DECREASE in ..... A) Gravity. B) Force. C) Friction. D) Acceleration. Show Answer Correct Answer: D) Acceleration. 55. Property of an object to resist any change in its state of motion. A) Dynamics. B) Force. C) Motion. D) Inertia. Show Answer Correct Answer: D) Inertia. 56. When a net force is applied to an object, it will always produce a change in its: A) Mass. B) Velocity. C) Speed. D) Postion. Show Answer Correct Answer: B) Velocity. 57. If a force of 10 N is applied to a 2 kg object, what is the acceleration of the object? A) $10 \, \text{m/s}^2$. B) $5 \, \text{m/s}^2$. C) $20 \, \text{m/s}^2$. D) $2 \, \text{m/s}^2$. Show Answer Correct Answer: B) $5 \, \text{m/s}^2$. 58. Newton's First Law says that an object that is not moving will ..... A) Has mass. B) Stay at rest. C) Keep moving with a constant velocity. D) Resist any physical change. Show Answer Correct Answer: B) Stay at rest. 59. The third law of motion is ..... 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: D) Law of Action/Reaction:For every action there is an equal and opposite reaction. 60. If a car is in an accident, air bags and seat belts may help reduce injury to a passenger bydecreasing the force that stops the passenger's motion. The force is reduced because the seat belts or air bags decrease the-Group of answer choices A) Acceleration of the passenger. B) Reaction time of the driver. C) Speed of the vehicle. D) Mass of the passenger. Show Answer Correct Answer: A) Acceleration of the passenger. ← 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 7Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 8Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books