This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Physics (Part I) Chapter 3 Laws Of Motion – Quiz 17 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 17 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Two football players with mass 75 kg and 100 kg run directly toward each other with speeds of 6 m/s and 8 m/s respectively. If they grab each other as they collide, the combined speed of the two players just after the collision would be: A) 2 m/s. B) 3.4 m/s. C) 4.6 m/s. D) 7.1 m/s. Show Answer Correct Answer: A) 2 m/s. 2. A push or pull that can change the motion of an object, measured with a spring scale in Newton (N) units A) Friction. B) Force. C) Inertia. D) None of the above. Show Answer Correct Answer: B) Force. 3. A ..... is anything that can change the state of motion of an object. A) Mass. B) Temperature. C) Velocity. D) Force. Show Answer Correct Answer: D) Force. 4. Who was Sir Isaac Newton? A) Famous British scientist who studied motion, gravity, and much more. B) Famous American scientist who studied ecology. C) German scientist that studied electricity. D) Chinese physicist that studied things. Show Answer Correct Answer: A) Famous British scientist who studied motion, gravity, and much more. 5. Explains why we need seat belts in a car crash. A) Newton's 1st Law of Motion. B) Newton's 2nd Law of Motion. C) Newton's 3rd Law of Motion. D) Newton's 4th Law of Motion. Show Answer Correct Answer: A) Newton's 1st Law of Motion. 6. 12)Which of the following is Newton's Law on Gravitation? A) F=Gm$_{1}$m$_{2}$/r. B) F = Gm$_{1}$m$_{2}$/r$^{2}$. C) F = m$_{1}$m$_{2}$/2r. D) F = Gm$_{1}$m$_{2}$/2r. Show Answer Correct Answer: B) F = Gm$_{1}$m$_{2}$/r$^{2}$. 7. What units of measurement are used to measured Force? A) Grams. B) Miles. C) Hours. D) Newtons. Show Answer Correct Answer: D) Newtons. 8. True or false:An object resting on the ground can move without force. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 9. The combined force of all forces acting on an object is the ..... force. A) Net. B) Big. C) Bad. D) Use. Show Answer Correct Answer: A) Net. 10. The Father of Modern Science is ..... A) Isaac Newton. B) Isaac Nuetron. C) Izaac Newton. D) Ishaac Newtron. Show Answer Correct Answer: A) Isaac Newton. 11. The formula for mass is ..... A) A = f/m. B) M = f/a. C) F = ma. D) None of the above. Show Answer Correct Answer: B) M = f/a. 12. A force one object can apply to another object without touching it A) Noncontact force. B) Friction. C) Contact force. D) Weight. Show Answer Correct Answer: A) Noncontact force. 13. Pushing a chair:contact force;falling fruits: ..... A) Centripetal force. B) Electrical force. C) Magnetic force. D) Noncontact force. Show Answer Correct Answer: D) Noncontact force. 14. The tendency of a physical object to remain still or continue moving until force acts upon the object A) Friction. B) Force. C) Inertia. D) None of the above. Show Answer Correct Answer: C) Inertia. 15. CONCEPT RECALL:It is the tendency of an object to persist in its state of rest or of uniform motion in a straight line. A) Law of Inertia. B) Law of Motion. C) Law of Interaction. D) Law of Acceleration. Show Answer Correct Answer: A) Law of Inertia. 16. The ..... of the force on one object is equal to the size of the force on a second object. A) Size. B) Speed. C) Direction. D) Color. Show Answer Correct Answer: A) Size. 17. A bicycle rode 21 meters in 3 minutes. What was the speed of the bicycle? A) 630 m/min. B) 70 m/min. C) 7 m/min. D) 7, 000 m/min. Show Answer Correct Answer: C) 7 m/min. 18. When two billiard balls collide, which is ALWAYS conserved? A) Acceleration. B) Direction. C) Force. D) Momentum. Show Answer Correct Answer: D) Momentum. 19. A jellyfish swims through the water by pulling in water and then pushing the water back out in the opposite direction. This is an example of which law of motion? A) 1st Law. B) 2nd Law. C) 3rd Law. D) None of the above. Show Answer Correct Answer: C) 3rd Law. 20. Stated mathematically as:F=ma A) Newton's 1st Law of Motion. B) Newton's 2nd Law of Motion. C) Newton's 3rd Law of Motion. D) Newton's 4th Law of Motion. Show Answer Correct Answer: B) Newton's 2nd Law of Motion. 21. The axis of the fixed edge about which the thing is rotated is called as ..... A) Axis of rotation. B) Fixed axis rotation. C) Point of rotation. D) Fixed point. Show Answer Correct Answer: A) Axis of rotation. 22. A person in a car slides to the right when going through a very sharp left turn on the highway. 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. 23. Newton's III law is applicable to 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. 24. Newton's law that states that for every action there is an equal and opposite reaction. 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. 25. An object in motion will stay in what kind of motion as long as the net forces acting on it are zero? A) Slowing motion in a straight line. B) Accelerating motion in a straight line. C) Constant motion in a straight line. D) Constant motion in an unpredictable direction. Show Answer Correct Answer: C) Constant motion in a straight line. ← 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