This quiz works best with JavaScript enabled. Home > Science > Physics > Physics Basics > Physics – Quiz 27 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Physics Quiz 27 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Transfer of energy through the movement of heat through electromagnetic waves, does not need a medium A) Radiation. B) Convection. C) Conduction. D) Solar energy. Show Answer Correct Answer: A) Radiation. 2. Which of the following is NOT a characteristic feature of a convex mirror? A) The image is virtual. B) The image is diminished in size. C) The image is erect. D) The image is real. Show Answer Correct Answer: D) The image is real. 3. Which are the states of matter? A) NL., CDMX and Guadalajara. B) Gas, Liquid and Solid. C) Under saturated, saturated and oversaturated. D) Positive, Negative and Neutral. Show Answer Correct Answer: B) Gas, Liquid and Solid. 4. What is the kinetic energy of a 9 kg book that has a speed of 4 m/s? A) 18 J. B) 36 J. C) 72 J. D) 144 J. Show Answer Correct Answer: C) 72 J. 5. A bike rider approaches a hill at a speed of 5.5 m/s. The combined mass of the bike and rider is 87kg. Find the initial kinetic energy of the system. The rider coasts up the hill. Ignoring friction, at what height will the bike come to rest? A) 1316J, 1.5m. B) 2316J, 2.5m. C) 1457J, 3.5m. D) None of the above. Show Answer Correct Answer: A) 1316J, 1.5m. 6. The specific heat capacity of a material is defined as: A) The amount of energy required to raise the temperature of 1.0 kg of the material 10.0K. B) The total amount of energy a material can hold before melting. C) The amount of energy required to raise the temperature of 1.0 kg of the material 1.0K. D) The total amount of energy a material can hold before turning to a gas. Show Answer Correct Answer: C) The amount of energy required to raise the temperature of 1.0 kg of the material 1.0K. 7. When all 3 primary light colors are mixed which color is produced? A) Black. B) Magenta. C) White. D) Cyan. Show Answer Correct Answer: C) White. 8. A dentist uses a small dental mirror to help magnify teeth in your mouth. What type of mirror is this? A) A convex mirror. B) A concave mirror. C) A convex lens. D) A concave lens. Show Answer Correct Answer: B) A concave mirror. 9. When a spring is compressed, which of these energy stores is energy transferred to? A) The spring's elastic potential energy store. B) The spring's nuclear energy store. C) The spring's magnetic energy store. D) None of above. Show Answer Correct Answer: A) The spring's elastic potential energy store. 10. Physics variable for 74 m/s A) D. B) V. C) A. D) T. Show Answer Correct Answer: B) V. 11. A fishing boat with a maximum speed of 3 m/s relative to the water is in a river that is flowing at 2 m/s. What is the maximum speed the boat can obtain relative to the shore? A) 5 m/s. B) 25 m/s. C) 5.8 m/s. D) 7 m/s. Show Answer Correct Answer: A) 5 m/s. 12. The heat absorbed by melting a solid is known as A) Latent heat of fusion. B) Latent heat of solid. C) Latent heat of liquid. D) Latent heat of vaporisation. Show Answer Correct Answer: A) Latent heat of fusion. 13. Total distance divided by total time A) Average acceleration. B) Average distance. C) Average motion. D) Average speed. Show Answer Correct Answer: D) Average speed. 14. In an electron microscope, light source is replaced by the beam of very fast moving ..... A) Neutron. B) Proton. C) Electron. D) Photon. Show Answer Correct Answer: C) Electron. 15. An object will not have any inertia if it is .....? ..... A) Accelerating. B) Moving in a circle. C) In space. D) Nonsense! All objects have inertia. Show Answer Correct Answer: D) Nonsense! All objects have inertia. 16. In an experiment, a student measures the volume of a liquid in a measuring cylinder. The student should make sure that her eye is level with the meniscus of the liquid. This will reduce A) Meniscus error. B) Random error. C) Zero error. D) Parallax error. Show Answer Correct Answer: D) Parallax error. 17. The temperature at which a liquid turns to a gas is called the ..... point. A) Boiling. B) Freezing. C) Amorphous. D) Crystalline. Show Answer Correct Answer: A) Boiling. 18. How much work is done by a motor that lifts a train car on El Toro to the top of a 70-meter hill using a force of 15, 000 N? A) 1, 000, 000 J. B) 214.29 J. C) 1, 050, 000 J. D) 105, 000 J. Show Answer Correct Answer: C) 1, 050, 000 J. 19. "Newton suggested that objects like the soccer ball have a natural tendency to keep moving. The only reason they stop, he believed, is because an unbalanced force acts." What does tendency mean? A) A very small chance of something happening. B) A fifty-fifty chance of something happening. C) The fear of doing something or acting in a certain way. D) The way something normally behaves or acts. Show Answer Correct Answer: D) The way something normally behaves or acts. 20. It takes 20 N of force to move a box a distance of 10 m. How much work is done on the box? A) 200 J. B) 20.0J. C) 2 J. D) 200 N. Show Answer Correct Answer: A) 200 J. ← 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