This quiz works best with JavaScript enabled. Home > Science > Physics > Physics Basics > Physics – Quiz 33 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Physics Quiz 33 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Miles per hour North is an example of an objects what? A) Speed. B) Velocity. C) Average Speed. D) Constant Speed. Show Answer Correct Answer: B) Velocity. 2. How many significant figures does 50.00300 have? A) Five. B) Seven. C) Two. D) Three. Show Answer Correct Answer: B) Seven. 3. Rank the four fundamental forces of nature in order from weakest to strongest: A) Electromagnetism, Gravitational, Strong Nuclear, Weak Nuclear. B) Weak Nuclear, Gravitational, Electromagnetism, Strong Nuclear. C) Gravitational, Weak Nuclear, Electromagnetism, Strong Nuclear. D) Weak Nuclear, Electromagnetism, Gravitational, Strong Nuclear. Show Answer Correct Answer: C) Gravitational, Weak Nuclear, Electromagnetism, Strong Nuclear. 4. Define measurement A) A reading. B) A unit or system of measuring. The size, length, or amount of something, as established by measuring. C) An observation of a size of something. D) A estimate without a unit of measurement of what the size of something is. Show Answer Correct Answer: B) A unit or system of measuring. The size, length, or amount of something, as established by measuring. 5. Units of electrical charge A) C (Coulombs). B) J (Joules). C) A (amps). D) V (volts). Show Answer Correct Answer: A) C (Coulombs). 6. Football A has a greater mass than football B. Which football will have greater acceleration when both are thrown with the same force in the same direction? A) Football A. B) Football B. C) They will have the same acceleration. D) Mass has no effect on acceleration. Show Answer Correct Answer: A) Football A. 7. What is the mass of a woman of weight 700 N? (g=10 N/kg) A) 70 kg. B) 700 kg. C) 7 000 kg. D) 70 000 kg. Show Answer Correct Answer: A) 70 kg. 8. If a body covers equal distances in equal interval of time, the body is said to be in ..... A) Uniform motion. B) Non uniform motion. C) Stationary. D) None of the above. Show Answer Correct Answer: A) Uniform motion. 9. Why do physicists use models? A) To explain the complex features of simple phenomena. B) To describe all aspects of a phenomenon. C) To explain the basic features of complex phenomena. D) To describe all of reality. Show Answer Correct Answer: C) To explain the basic features of complex phenomena. 10. Of the main types of radiation emitted from naturally radioactive isotopes, which is the hardest to block? A) Alpha deca. B) Gamma Decay. C) Beta decay. D) They are all blocked using the same method. Show Answer Correct Answer: B) Gamma Decay. 11. The particles of a gas move ..... than the particles of the same substance in the liquid or solid state. A) Faster. B) Slower. C) Same speed. D) None of above. Show Answer Correct Answer: A) Faster. 12. The current in a SERIES circuit: A) Is the same everywhere. B) Gets split between the components. C) Is measured in volts. D) Gets stopped by resistors. Show Answer Correct Answer: A) Is the same everywhere. 13. Which statement would be TRUE about the particle model motion diagram for an airplane flying at a constant speed of 758 Km/hr? A) The dots would start close together and get farther apart as the plane moved away from the airport. B) The dots would be far apart at the beginning and get closer together as the plane moved away from the airport. C) The dots would form an evenly spaced pattern. D) None of above. Show Answer Correct Answer: C) The dots would form an evenly spaced pattern. 14. How fast is the 75.0 kg skateboarder from Question 1 travelling when they reach the bottom of the 4.50 m ramp? A) 88.3 m/s. B) 9.40 m/s. C) 3.31 m/s. D) 33.1 m/s. Show Answer Correct Answer: B) 9.40 m/s. 15. Physics variable for 3.2 m A) V. B) A. C) M. D) D. Show Answer Correct Answer: D) D. 16. An object at a distance of 30 cm from aconcave mirror gets its image at the same point. The focal length of the mirror is A) -30 cm. B) 30 cm. C) -15 cm. D) +15 cm. Show Answer Correct Answer: C) -15 cm. 17. Without a force to stop or slow a coasting object, the object will coast forever in a ..... line. A) Blue. B) Red. C) Straight. D) Vertical. Show Answer Correct Answer: C) Straight. 18. The correct equation to calculate speed is A) Distance/time. B) Time/distance. C) Distance x time. D) Distance/time2. Show Answer Correct Answer: A) Distance/time. 19. A 10.0 kg box is accelerated from 2.0 m/s to 4.0 m/s. What is the amount of work in joules needed to accelerate the box? A) 50.0. B) 60.0. C) 20.0. D) 45.0. Show Answer Correct Answer: B) 60.0. 20. If two objects collide or explode, they experience A) The same force for the same amount of time. B) Different forces for the same amount of time. C) Different forces for different amounts of time. D) The same force for different amounts of time. Show Answer Correct Answer: A) The same force for the same amount of time. ← PreviousNext →Related QuizzesPhysics QuizzesScience QuizzesPhysics Quiz 1Physics Quiz 2Physics Quiz 3Physics Quiz 4Physics Quiz 5Physics Quiz 6Physics Quiz 7Physics Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books