Physical Science B-Layer

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Across
  1. 8. / result of a force distributed over an area
  2. 10. / Raising the temperature will _________ the pressure if the volume of the gas
  3. 11. / law that states there is an inverse relationship between the volume and
  4. 12. / positively charged subatomic particle that is found in the nucleus of an atom.
  5. 15. / a change where the system absorbs energy from surroundings
  6. 17. / a reversible physical change
  7. 20. / the sum of the protons and neutrons in the nucleus
  8. 21. / an endothermic process that changes from a liquid into a gas
  9. 22. / neutral subatomic particle found in the nucleus of an atom.
  10. 25. / What pressure is measured in
  11. 26. / _________ the number of particles will decrease the pressure of a gas.
  12. 27. / atoms of the same element that have different numbers of neutrons and different mass numbers.
  13. 30. / the number of protons in an atom
  14. 32. / What SI stands for
  15. 35. / the central and most important part of an object.
  16. 37. / What is picture number 3?
  17. 38. / law that states there is a direct relationship between temperature and
  18. 39. the number of particles are constant.
  19. 40. / Picture 6 is the equation for whose law?
Down
  1. 1. / The _________ the area of impact is, the greater the pressure.
  2. 2. / Reducing the volume _________ the pressure if the temperature and the number of particles are constant.
  3. 3. / What is happening in picture number 2?
  4. 4. / amount of energy released or absorbed
  5. 5. / What force is measured in
  6. 6. / phase change where substance changes from solid to gas.
  7. 7. pressure of a gas.
  8. 9. / where the system releases energy to its surroundings
  9. 13. / negatively charged subatomic particle found in the space outside the nucleus.
  10. 14. / gas or vapor changes directly into a solid.
  11. 16. / How many joules of energy does water release to its surroundings?
  12. 18. / the amount of heat required to convert a liquid into vapor.
  13. 19. / What is happening in picture number 1?
  14. 23. Picture 5 is an equation of what?
  15. 24. / Picture 4 is the equation for whose law?
  16. 28. / How many electrons equal the mass of one proton?
  17. 29. / caused by the collisions of the vapor and the walls of the container.
  18. 31. / The number of isotopes oxygen has.
  19. 33. / temperature = zero degrees Kelvin
  20. 34. / One kilopascal is equal to _________ pascals?
  21. 36. / The person that discovered neutrons