This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Physics > Physics Basics > Physics – Quiz 2 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Physics Quiz 2 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which area of Physics is involved in the installation of electrical lights in your house? A) Electromagnetism. B) Quantum mechanics. C) Relativity. D) Mechanics. Show Answer Correct Answer: A) Electromagnetism. 2. Meters per second (m/s) is the unit of which physics concept? A) Acceleration. B) Distance. C) Time. D) Velocity. Show Answer Correct Answer: D) Velocity. 3. The slope of speed-time graph gives A) Acceleration. B) Speed. C) Momentum. D) Velocity. Show Answer Correct Answer: A) Acceleration. 4. A television works by transforming electrical energy into what other kinds of energy? A) Light, thermal, and sound. B) Thermal, chemical, and solar. C) Sound, mechanical, and electrical. D) Light, chemical, and mechanical. Show Answer Correct Answer: A) Light, thermal, and sound. 5. Resultant force = mass x acceleration. An alternative equation is ..... A) F=change in velocity / time for change. B) F = change in momentum / time for change. C) F = change in speed / time for change. D) F = change in mass / time for change. Show Answer Correct Answer: B) F = change in momentum / time for change. 6. What is the density of water in kg / m3? A) 1. B) 10. C) 1000. D) 100. Show Answer Correct Answer: C) 1000. 7. Road signs like 50 kilometre per hour are warning to drive in given A) Direction. B) Speed limit. C) Distance. D) Area. Show Answer Correct Answer: B) Speed limit. 8. Which statement is true about a moving object? When an object is ..... A) Moving at a steady speed, the air resistance acting on it must equal zero. B) Moving, there must be a resultant force acting on it. C) Moving at a steady speed, the resultant force acting on it must equal zero. D) Accelerating, the resultant force acting on it must be zero. Show Answer Correct Answer: C) Moving at a steady speed, the resultant force acting on it must equal zero. 9. Solve and round accordingly. "3.2 x 4.0 x 12.399" A) 158.71. B) 16. C) 160. D) 158.707. Show Answer Correct Answer: C) 160. 10. Rate of change of velocity is known as: A) Acceleration. B) Velocity. C) Force. D) Speed. Show Answer Correct Answer: A) Acceleration. 11. Which wavelength of visible light has the lowest energy? A) Blue. B) Orange. C) Yellow. D) Red. Show Answer Correct Answer: D) Red. 12. Which of the following is a result of the transfer of energy? A) Gravity. B) Sound. C) Matter. D) Magnetism. Show Answer Correct Answer: B) Sound. 13. Which of the following is the best order-of-magnitude estimate in meters of the height of a mountain? A) 10m. B) 100m. C) 1000m. D) 1m. Show Answer Correct Answer: C) 1000m. 14. What is the equation for kinetic energy? A) Ek = m/v2. B) Ek = 1/2 m v2. C) Ek = m v2. D) Ek = 1/2 m/v2. Show Answer Correct Answer: B) Ek = 1/2 m v2. 15. Add and round to Correct Sig Figs.4.5 + 4.32 = A) 9.0. B) 8.82. C) 9. D) 8.8. Show Answer Correct Answer: D) 8.8. 16. If your online physics teacher and SimChongYou fell in a vacuum, who would hit the ground first? A) Physics teacher. B) SimChongYou. C) They would hit at the same time. D) None of above. Show Answer Correct Answer: C) They would hit at the same time. 17. Specific heat of water is 4.18 J/g$^ \circ$ C. Specific heat of wood is 1.760 J/g$^ \circ$ C What material needs more heat energy to raise the temperature? A) Water. B) Wood. C) Both are same. D) None of above. Show Answer Correct Answer: A) Water. 18. The first of scientific method A) Question. B) Hypothesis. C) Experiment. D) None of above. Show Answer Correct Answer: A) Question. 19. It is the science that studies matter and its motion. A) Chemistry. B) Psychology. C) Physics. D) Biology. Show Answer Correct Answer: C) Physics. 20. Which one is a Neutral Wire? A) Brown. Provides the alternating potential difference. B) Blue. Completes the circuit and carries away current. C) Green and Yellow. Only carries current when there is a fault. D) None of above. Show Answer Correct Answer: B) Blue. Completes the circuit and carries away current. 21. What does a micrometer have A) Revolving barrel with a thread. B) A extra sliding scale. C) None of these. D) Revolving barrel with an extra scale on it. Show Answer Correct Answer: D) Revolving barrel with an extra scale on it. 22. The temperature of a 6.0 g sample of glass changed from 20.0$^ \circ$C to 45.0$^ \circ$C when it absorbed 550 J of heat. What is the specific heat of this glass? A) 0.27 J/g $^ \circ$C. B) 12 J/g $^ \circ$C. C) 130 J/g $^ \circ$C. D) 3.7 J/g $^ \circ$C. Show Answer Correct Answer: D) 3.7 J/g $^ \circ$C. 23. Branch of Physics that deals with the structure of the atomic nucleus, and with nuclear reactions and their application. A) Plasma Physics. B) Atomic and Nuclear Physics. C) Thermodynamics. D) Relativity Physics. Show Answer Correct Answer: B) Atomic and Nuclear Physics. 24. In the following set of numbers, which one is an anomaly? 12.5, 13, 12.8, 12.66, 15.4 A) 15.4. B) 12.66. C) 12.5. D) 12.8. Show Answer Correct Answer: A) 15.4. 25. Alpha particles is a helium nucleus consists of A) 2 protons and 2 neutrons. B) 4 protons and 2 neutrons. C) 2 protons and 4 neutrons. D) 2 protons and 4 electrons. Show Answer Correct Answer: A) 2 protons and 2 neutrons. 26. It is a branch of Physics that studies the nature and behavior of light. A) Thermodynamics. B) Nuclear Physics. C) Optics. D) Quantum Mechanics. Show Answer Correct Answer: C) Optics. 27. During an energy transfer process, 1000 J of heat are removed from a gas while 100 J of work is done by the gas. What is the change in internal energy of the gas? A) -1100 J. B) -900 J. C) +1100 J. D) +900 J. Show Answer Correct Answer: A) -1100 J. 28. From the same height (and at the same time), one ball is dropped and another ball is fired horizontally. Which one will hit the ground first? A) The "dropped" ball. B) The "fired" ball. C) They both hit at the same time. D) It depends on how hard the ball was fired. E) It depends on the initial height. Show Answer Correct Answer: C) They both hit at the same time. 29. Why do are protons in particle accelerated to close to the speed of light in particle accelerators? A) Because time slows down close to the speed of light. B) To create mini black holes. C) So extra energy is available to create new mass. D) To conserve momentum. Show Answer Correct Answer: C) So extra energy is available to create new mass. 30. What is a vacuum? A) A space with only air in it. B) A space with NO matter at all present. C) A machine you use to do your chores. D) None of above. Show Answer Correct Answer: B) A space with NO matter at all present. 31. What is 0oC in Kelvin? A) 210 K. B) 100 K. C) 273 K. D) 110 K. Show Answer Correct Answer: C) 273 K. 32. The transfer of energy through the movement of cold and hot matter A) Conduction. B) Solar energy. C) Radiation. D) Convection. Show Answer Correct Answer: D) Convection. 33. Gravitational Potential Energy depends on ..... and ..... of the object. A) Mass and Velocity. B) Velocity and Height. C) Mass only. D) Height and Mass. Show Answer Correct Answer: D) Height and Mass. 34. Which one of these isn't a temperature scale? A) Monty. B) Celsius. C) Fahrenheit. D) Kelvin. Show Answer Correct Answer: A) Monty. 35. Which material is the best conductor of heat? A) Glass. B) Styrofoam. C) Wood. D) Metal. Show Answer Correct Answer: D) Metal. 36. Which of these lists the EM waves from Highest to lowest frequency? A) Radio-Micro-Gamma-Visible light-UV-Xrays-Infrared-Xrays. B) Radio-Micro-Infrared-Visible light-UV-X-Gamma waves. C) Gamma-Xray-UV-Visible light-Infrared-Micro-radio. D) None of above. Show Answer Correct Answer: C) Gamma-Xray-UV-Visible light-Infrared-Micro-radio. 37. Units of energy (KE, PE, EE) A) M/s2. B) Kg m/s. C) J. D) Kg. Show Answer Correct Answer: C) J. 38. If a force of 26 N is exerted on two balls, one with a mass of 0.52 kg and the other with a mass of 0.78 kg, which ball will have the greater acceleration? (F=ma) A) The one with a mass of .78 kg will have the greatest acceleration. B) The one with a mass of .52 kg will have the greatest acceleration. C) They will both accelerate at the same rate. D) None of above. Show Answer Correct Answer: B) The one with a mass of .52 kg will have the greatest acceleration. 39. A set of data are all close to each other, but they are not close to the actual value. This set of data can be described as ..... A) Accurate. B) Precise. C) Both precise and accurate. D) None of above. Show Answer Correct Answer: B) Precise. 40. How many significant figures does the number 0.0998005have? A) 7. B) 6. C) 8. D) 5. Show Answer Correct Answer: B) 6. 41. If you are designing an experiment to investigate how different kinds of wheels accelerate down a ramp, which is the dependent variable? A) Type of wheel. B) Steepness of the ramp. C) Acceleration of the wheel. D) None of above. Show Answer Correct Answer: C) Acceleration of the wheel. 42. What is the most scientific way to refute a statement that the surface of lake X is round? A) Tell the person that water cannot have a round shape. B) Argue louder than the other person who made the statement. C) Dismiss the person who said it as being uninformed. D) Conduct an experiment that provides evidence about the shape of the lake's surface. E) Take the person to the lake and point out that it must be flat. Show Answer Correct Answer: D) Conduct an experiment that provides evidence about the shape of the lake's surface. 43. The number of wavelengths that pass a point each second A) Amplitude. B) Frequency. C) Pitch. D) Wavelength. Show Answer Correct Answer: B) Frequency. 44. Which quantity is derived quantity? A) Length. B) Current. C) Temperature. D) Force. Show Answer Correct Answer: D) Force. 45. Area of physics that studies the nature and behaviour of light A) Solid State Physics. B) Acoustics. C) Optics. D) Plasma Physics. Show Answer Correct Answer: C) Optics. 46. What is the formula for converting Celsius to Fahrenheit? A) OC + 273. B) K-273. C) 1.8 Tc + 32. D) (oF-32) x (5/9). Show Answer Correct Answer: C) 1.8 Tc + 32. 47. The force of gravity acting on an object is also called its ..... A) Weight. B) Speed. C) Velocity. D) Mass. Show Answer Correct Answer: A) Weight. 48. Convection cannot happen in solids because: A) The particles are vibrating. B) Because they are fluids. C) Because the particles are bonded together and cannot flow. D) Because they have a high melting point. Show Answer Correct Answer: C) Because the particles are bonded together and cannot flow. 49. A balloon is rubbed against a student's hair and then touched to a wall. The balloon sticks to the wall due to A) The balloon is charged neutral, so is the wall, so it attracts to the wall. B) The balloon is charged opposite the wall, so it attracts to the wall. C) The balloon has a charge, so it attracts the neutral wall. D) The wall grounds the balloon, so it sticks. Show Answer Correct Answer: C) The balloon has a charge, so it attracts the neutral wall. 50. ..... describes how much energy is required to raise an object's temperature. A) Convection. B) Radiation. C) Conduction. D) Specific Heat. Show Answer Correct Answer: D) Specific Heat. 51. Which of the following can form enlarged, virtual images? A) Concave lens. B) Plane mirrors. C) Concave mirrors. D) Convex mirrors. Show Answer Correct Answer: C) Concave mirrors. 52. Another name for a material that does not emit light A) Opaque. B) Non-luminous object. C) Transparent. D) Light reflector. Show Answer Correct Answer: D) Light reflector. 53. What is the name for atoms with the same number of protons but different numbers of neutrons? A) Ions. B) Isomers. C) Isotopes. D) None of above. Show Answer Correct Answer: C) Isotopes. 54. Units of work (W) A) J. B) M. C) W. D) Kg m/s. Show Answer Correct Answer: A) J. 55. How long would it take for you to swim across a lake that is 900 meters across if you swim at 1.5 m/sec? A) 600 sec. B) 0.00167 m/sec. C) 600 m/sec. D) 0.00167 sec. Show Answer Correct Answer: A) 600 sec. 56. What are the two ways we can have UNBALANCED forces? A) 1) unequal forces in opposite directions and 2) forces in same direction. B) 1) forces in same direction and 2) equal forces in opposite direction. C) 1) unequal forces in opposite directions and 2) forces in opposite directions but same sizes. D) You can't have unbalanced forces, forces will always balance each other out. Show Answer Correct Answer: A) 1) unequal forces in opposite directions and 2) forces in same direction. 57. An electron is accelerated between anode and cathode through a potential difference 8000 V. What is the maximum speed of the electron? [ e =1.6 x 10-19 C and m= 9 x 10-31 ] A) 3.3 x 104 m s-1. B) 2.3 x 103 m s-1. C) 4.3 x 106 m s-1. D) 5.3 x 107 m s-1. Show Answer Correct Answer: D) 5.3 x 107 m s-1. 58. There are four main processes in changing of phase, and they are A) Melting. B) Boiling. C) Condensation. D) All the above. Show Answer Correct Answer: D) All the above. 59. You drop a package from a plane flying at constant speed in a straight line. Without air resistance, the package will: A) Quickly lag behind the plane while falling. B) Remain vertically under the plane while falling. C) Move ahead of the plane while falling. D) Not fall at all. Show Answer Correct Answer: B) Remain vertically under the plane while falling. 60. What is the kinetic energy of a 5 kg object moving at 10 m/s? A) 25 J. B) 250 J. C) 500 J. D) 50 J. Show Answer Correct Answer: B) 250 J. ← PreviousNext →Related QuizzesPhysics QuizzesScience QuizzesPhysics Quiz 1Physics Quiz 3Physics Quiz 4Physics Quiz 5Physics Quiz 6Physics Quiz 7Physics Quiz 8Physics Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books