This quiz works best with JavaScript enabled. Home > Science > Physics > Physics Basics > Physics – Quiz 36 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Physics Quiz 36 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The idea that the volume of a gas increases with increasing temperature provided the pressure does not change is A) Boyle's law. B) Charles's law. C) Bernoulli's principle. D) Archimedes' principle. Show Answer Correct Answer: B) Charles's law. 2. Units for acceleration A) S2 / m. B) M / s2. C) S2. D) M + s2. Show Answer Correct Answer: B) M / s2. 3. The most appropriate SI unit for measuring the length of an automobile is the A) Micron. B) Kilometer. C) Meter. D) Nanometer. Show Answer Correct Answer: C) Meter. 4. Write 0.005 in scientific notation A) 5/1000. B) 5x10-3. C) 5x103. D) 5 millimeters. Show Answer Correct Answer: B) 5x10-3. 5. Makes popcorn pop A) Thermal expansion of the water in the kernel. B) Thermal equilibrium of the water and the kernel. C) Thermal fusion of the water in the kernel. D) None of above. Show Answer Correct Answer: A) Thermal expansion of the water in the kernel. 6. If an object has an normal force of 80N what is its mass? A) 8.15 kg. B) 80 kg. C) 784.8 N. D) Not enough information. Show Answer Correct Answer: A) 8.15 kg. 7. This variable in the experiment is the one being deliberately changed by the scientist A) Dependent variable. B) Independent variable. C) Data. D) None of above. Show Answer Correct Answer: B) Independent variable. 8. What happens to the amount of energy in a car's kinetic energy store when the car slows down? A) It remains the same. B) It decreases as some energy is transferred away to different energy stores. C) It decreases as some energy is destroyed. D) None of above. Show Answer Correct Answer: B) It decreases as some energy is transferred away to different energy stores. 9. According to the Law of Conservation of Energy, energy cannot be ..... or ..... A) Destroyed, destroyed. B) Created, saved. C) Created, destroyed. D) Lost, found. Show Answer Correct Answer: C) Created, destroyed. 10. ..... is the mass per unit volume of a substance or object A) Area. B) Volume. C) Mass. D) Density. Show Answer Correct Answer: D) Density. 11. What is the potential energy done in lifting a 50 kg barbell 6 m above the floor? A) 150 J. B) 300 J. C) 1470 J. D) 2940 J. Show Answer Correct Answer: D) 2940 J. 12. What is the formula for work? A) Force = work x distance. B) Distance = force x work. C) Work = force x distance. D) Work = force x mass. Show Answer Correct Answer: C) Work = force x distance. 13. WHAT IS A PHYSICAL QUANTITY MADE UP OF? A) A value. B) A unit. C) A value and a unit. D) A unit and direction. Show Answer Correct Answer: C) A value and a unit. 14. What is the end result of charging by contact? A) Both object have the same charge, so they will attract one another. B) Both object have the same charge, so they will repel one another. C) Both object have the opposite charge, so they will attract one another. D) Both object have the opposite charge, so they will repel one another. Show Answer Correct Answer: B) Both object have the same charge, so they will repel one another. 15. Solve and round accordingly. "7.9 + 9.19 + 75.351" A) 92.4. B) 92.441. C) 92.44. D) 92. Show Answer Correct Answer: A) 92.4. 16. As the velocity of an object decreases its KE will ..... A) Increase. B) Decrease. C) Stay the same. D) None of above. Show Answer Correct Answer: B) Decrease. 17. A cube of brass has a mass of 68g and volume 8 $cm^3$. What is the density of brass in $gcm^3$? A) 0.13. B) 8.5. C) 34. D) 544. Show Answer Correct Answer: B) 8.5. 18. A quick method of finding the density of a liquid is to use a .....? A) Barometer. B) Manometer. C) Hydrometer. D) Micrometer. Show Answer Correct Answer: C) Hydrometer. 19. The periodic time of a simple pendulum can be increased by A) Increasing the length of the cord. B) Decreasing the length of the cord. C) Increasing the mass of the bob. D) Decreasing the amplitude of oscillation. Show Answer Correct Answer: A) Increasing the length of the cord. 20. Acceleration is A) Increasing speed. B) Decreasing speed. C) Changing direction. D) All of the above. Show Answer Correct Answer: D) All of the above. ← 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