Heat and Light Unit Review

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Across
  1. 2. The amount of thermal energy that an object has
  2. 4. The superlative form of 'hot'
  3. 7. Spanish: Absorber
  4. 9. The comparative form of 'fast'
  5. 11. This occurs when light passes through some transparent substances (f.e water)
  6. 17. When thermal energy is applied to a liquid and changes into a gas
  7. 18. The type of change caused when making a cake
  8. 20. The way thermal energy travels through gas or liquid
  9. 21. The result of exploded maize kernels
  10. 23. Spanish: Tocar
  11. 24. An object that blocks some light but lets some through (f.e curtains)
  12. 26. A material that doesn't transfer energy easily (A wooden handle)
  13. 28. When a solid changes into a liquid
  14. 29. Spanish: Vibrar
Down
  1. 1. The name of light that is made up of all the colours together
  2. 3. A material that transfers energy easily (A metal pan)
  3. 5. What we can see when we put an opaque object in front of light
  4. 6. Thermal energy transferred through electromagnetic waves
  5. 8. 'More energy is absorbed by ___________ colours'
  6. 10. When thermal energy is transferred from one object to another whilst they are in contact
  7. 12. The result of what happens when thermal energy causes the molecules in a solid, liquid or gas to expand
  8. 13. The thing that tells us how hot the object is
  9. 14. This object refracts light and allows us to see the colours that make up white light
  10. 15. This occurs when light energy bounces off a surface and changes direction (f.e when light energy hits a mirror)
  11. 16. A group of atoms bonded together
  12. 19. A natural source of light
  13. 22. 'Light is __________ that we can see with our eyes'
  14. 25. 'Light travels in _____________ lines'
  15. 27. Spanish: Sentir