This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Physics (Part Ii) Chapter 15 Kinetic Theory – Quiz 21 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part Ii) Chapter 15 Kinetic Theory Quiz 21 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Pressure is defined as A) Distance divided by time. B) Force divided by area. C) Mass divided by volume. D) None of the above. Show Answer Correct Answer: B) Force divided by area. 2. What is the name of the process by which particles of matter fill a space because of random motion? (NOT the name of the motion!) A) Brownian motion. B) Diffusion. C) Waftage. D) Dilution. Show Answer Correct Answer: B) Diffusion. 3. Which scale directly relates the average kinetic energy of particles? A) Celsius. B) Kelvin. C) Fahrenheit. D) Antimony. Show Answer Correct Answer: B) Kelvin. 4. In which state of matter are the forces between molecules the strongest, and the speed of the molecules the greatest, respectively? A) Solid, solid. B) Solid, gas. C) Liquid, solid. D) Liquid, gas. Show Answer Correct Answer: B) Solid, gas. 5. The average molecular kinetic energy of a gas can be determined by knowing only A) The number of molecule in the gas. B) The volume of the gas. C) The preassure of the gas. D) The tempreature of the gas. Show Answer Correct Answer: D) The tempreature of the gas. 6. Which form of energy possessed by molecules is related to temperature? A) Gravitational potential. B) Kinetic. C) Chemical potential. D) Nuclear. Show Answer Correct Answer: B) Kinetic. 7. Which gas law explains why a balloon expands when heated? A) Charles's Law. B) Boyle's Law. C) Avogadro's Law. D) Dalton's Law. Show Answer Correct Answer: A) Charles's Law. 8. Collisions between gas particles are said to be "elastic" because ..... A) They have a stretchy waistband. B) Kinetic energy is lost between particles. C) Kinetic energy is not lost between particles and is instead transferred. D) Particles move in a straight line. Show Answer Correct Answer: C) Kinetic energy is not lost between particles and is instead transferred. 9. What real-world application relies on the principles of the kinetic theory of liquids? A) Designing airplanes to fly at high altitudes. B) Creating hydraulic systems for machinery. C) Developing superconductors for electronics. D) Building solar panels for energy. Show Answer Correct Answer: B) Creating hydraulic systems for machinery. 10. Are there molecules moving at all in a solid brick? A) Yes, but only vibrating. B) No, they don't move at all. C) Yes, they move freely and randomly. D) None of the above. Show Answer Correct Answer: A) Yes, but only vibrating. 11. The state of matter having no definite shape or volume. A) Solid. B) Liquid. C) Gas. D) None of the above. Show Answer Correct Answer: C) Gas. 12. Adding energy to water causes the water particles to ..... A) Speed up. B) Slow down. C) All the above. D) None of the above. Show Answer Correct Answer: A) Speed up. 13. Particles (molecules) in a ..... have more energy than the other states of matter. A) Gas. B) Solid. C) Liquid. D) None of the above. Show Answer Correct Answer: A) Gas. 14. Which of the following best explains why liquids have a definite volume but no definite shape? A) Particles are tightly packed and cannot move. B) Particles are loosely packed and can move past one another. C) Particles are ionized and repel each other. D) Particles are in fixed positions and vibrate. Show Answer Correct Answer: B) Particles are loosely packed and can move past one another. 15. Which of the following assumptions is incorrect according to kinetic theory of gases? A) Particles of a gas move in all possible directions in straight lines. B) The actual volume of the gas is negligible in comparison to the empty space between them. C) There is no force of attraction between the particles of a gas at ordinary temperatures and pressures. D) All the partcles, at any particular time have the same speed and same kinetic energy. Show Answer Correct Answer: D) All the partcles, at any particular time have the same speed and same kinetic energy. 16. Which is NOT an assumption made by the kinetic molecular theory of gases? A) Gas particles are small and take up little volume. B) Particles travel in constant, random, straight-line motion until colliding. C) When particles collide, their total kinetic energy is decreased. D) Particles do not attract or repel each other. Show Answer Correct Answer: C) When particles collide, their total kinetic energy is decreased. 17. An ideal gas is that which can A) Be solidified. B) Liquefied. C) Not be liquefied. D) Not be solidified. Show Answer Correct Answer: C) Not be liquefied. 18. Convert:212 F to C: A) 100 C. B) 100 K. C) 100 F. D) 50 C. Show Answer Correct Answer: A) 100 C. 19. The tiny particle that makes up Protons and Neutrons that comes in 6 "flavors" is called what? A) Muon. B) Gluon. C) Photon. D) Quark. Show Answer Correct Answer: D) Quark. 20. What type of relationship to pressure and volume have? A) Direct. B) Inverse. C) No relationship. D) I don't know. Show Answer Correct Answer: B) Inverse. 21. Which gas deviates the most from ideal behavior? A) CH$_{4}$. B) H$_{2}$O. C) Cl$_{2}$. D) He. Show Answer Correct Answer: B) H$_{2}$O. 22. How do particles in a gas behave according to the kinetic theory? A) They are tightly packed and vibrate in place. B) They are close together and slide past each other. C) They are far apart and move freely in all directions. D) They are fixed in a rigid structure. Show Answer Correct Answer: C) They are far apart and move freely in all directions. 23. Charles's Law relates which 2 variables? A) Pressure and volume. B) Temperature and pressure. C) Temperature and volume. D) Amount and volume. Show Answer Correct Answer: C) Temperature and volume. 24. What does NOT happen when the temperature is increased? A) Particles collide more often. B) Particles collide with more energy. C) Particles move faster. D) More particles collide in the correct orientation. Show Answer Correct Answer: D) More particles collide in the correct orientation. 25. ..... process by which particles of a solid escape from its surface and form a gas A) Condensation. B) Evaporation. C) Sublimation. D) Boiling. Show Answer Correct Answer: C) Sublimation. ← PreviousNext →Related QuizzesClass 11 Physics (Part Ii) Chapter 15 Kinetic Theory Quiz 1Class 11 Physics (Part Ii) Chapter 15 Kinetic Theory Quiz 2Class 11 Physics (Part Ii) Chapter 15 Kinetic Theory Quiz 3Class 11 Physics (Part Ii) Chapter 15 Kinetic Theory Quiz 4Class 11 Physics (Part Ii) Chapter 15 Kinetic Theory Quiz 5Class 11 Physics (Part Ii) Chapter 15 Kinetic Theory Quiz 6Class 11 Physics (Part Ii) Chapter 15 Kinetic Theory Quiz 7Class 11 Physics (Part Ii) Chapter 15 Kinetic Theory Quiz 8Class 11 Physics (Part Ii) Chapter 15 Kinetic Theory Quiz 9Class 11 Physics (Part Ii) Chapter 15 Kinetic Theory Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books