Thermal Physics

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  1. 2. The energy required to raise 1kg of a substance by 1 degree celsius
  2. 5. When a substance is heated, the substance's ________ _______ store increases
  3. 6. At constant ___________, pressure and temperature are directly proportional
  4. 9. The latent heat of vaporisation is often much _______ than the latent heat of fusion
  5. 11. Unit for pressure
  6. 15. The sum of the randomly distributed kinetic and potential energies of atoms in a substance
  7. 17. Particles of a gas occupy a ___________ volume compared with the volume of the gas
  8. 20. When increasing the temperature, the Maxwell-Boltzmann distribution will appear _________
  9. 22. Because there are a large _______ of particles in a gas, we can assume that the mean square velocity is the same in all directions
  10. 23. The ______ mass of a substance is the mass of one mole of that substance
  11. 24. The ______ of collisions between particles is negligible compared to the time between the collisions
  12. 27. The latent heat of ________ is energy required to turn a liquid to a gas
  13. 28. The amount of energy required to change state per unit mass at a constant temperature
  14. 29. The y axis for Maxwell-Boltzmann distribution is the ______ of particles
  15. 30. The observation that air/water particles constantly hit smoke/pollen grains in random movements
  16. 31. What substance has a specific heat capacity of around 4200 J/kg/deg celsius
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  1. 1. At a change of state, a substances _________ ________ increases
  2. 3. The ___________ forces between particles are negligible except during collisions
  3. 4. At constant temperature, pressure and volume are ________ proportional
  4. 7. For particles in a gas, the most probably speed is ______ than the root mean square speed
  5. 8. Electrostatic potential energy is ________ in a gas
  6. 10. The number of particles in a mole is __________ constant
  7. 12. The temperature at which particles have no kinetic energy
  8. 13. When taking the temperature of a liquid, Physicists must _____ the liquid before taking a measurement
  9. 14. In a solid, particles ________ around a fixed position
  10. 16. Gas particles move very quickly in _________ directions
  11. 18. The __________ constant has a value of 1.38 x 10^-23 J/K
  12. 19. The _________ of particles with each other and the container walls are perfectly elastic
  13. 21. The latent heat of ________ is energy required to turn a solid to a liquid
  14. 25. The _____ ______ constant is equal to 8.31 J/K/mol
  15. 26. The value of electrostatic potential energy in a gas