Science 8 Crossword (Energy and Physics)

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Across
  1. 3. - A substance consisting of 2 or more different elements
  2. 6. - The speed in which velocity changes
  3. 8. - These slow down the transfer of heat
  4. 10. - A kind of reaction that releases energy
  5. 15. - The speed of molecules
  6. 20. - The amount of protons in an atom
  7. 21. - These allow heat to easily pass through
  8. 22. - Energy released after every energy
  9. 23. - Force of attraction / repulsion from arrangement of electrons
  10. 24. - Energy contained in the bonds of atoms/molecules
  11. 25. - A subatomic particle with a negative charge
  12. 28. - A disturbance that causes motion
  13. 32. - Heat transfer from the EM spectrum
  14. 36. - A kind of reaction that takes in energy
  15. 37. - Associated with the energy inside of the nucleus of an atom
  16. 38. - A subatomic particle with a positive charge
  17. 39. - Smallest part of an element
Down
  1. 1. - Energy changes form but cannot be created or destroyed, this is the Law of ____ of energy
  2. 2. - Light energy
  3. 3. - Heat transfer from direct contact
  4. 4. - 2 or more atoms that join together
  5. 5. - The amount of matter in a chemical reaction does not change, this is known as the law of conservation of ___
  6. 7. - Energy in motion
  7. 9. - Sound is carried out as this kind of wave
  8. 11. - Energy, possessed by an object due to its motion or position
  9. 12. - When a force causes an object to move
  10. 13. - The speed of an object in a certain
  11. 14. - Number of protons + Number of neutrons
  12. 16. - Stored energy
  13. 17. time
  14. 18. - This property is used to identify an
  15. 19. - A pure substance that cannot be separated by any means
  16. 25. - When 2 objects have the same temperature, this is known as thermal _______
  17. 26. - The ability to do work or cause change
  18. 27. - All radiant energy is classified as this kind of wave
  19. 29. - Energy of moving electrons
  20. 30. - The transfer of energy from hot to cold
  21. 31. - Heat transfer from fluids
  22. 33. - An object's resistance to a change in
  23. 34. - A subatomic particle with no charge
  24. 35. - This property is used to describe matter but cannot identify an unknown