Christmas Crossword

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Across
  1. 2. Your dog's new silent squeaky toy uses waves with a frequency higher than 20,000Hz. This is
  2. 3. The hormone released when you eat lots of sugary sweets
  3. 5. Uncooked turkey could cause you to get food poisoning. The pathogen Salmonella is one type of
  4. 7. The wrapping paper from your presents can be used to stop this type of ionising radiation
  5. 8. You settle down to watch the Eastenders Christmas special. Your (non-satellite) TV uses this type of wave
  6. 10. The small molecules from your mince pies move into your blood through the finger like projections called
  7. 11. Mistletoe gets its nutrients and water from other plants, but gives nothing back. It is an example of a
  8. 12. Running up stairs to collect your forgotten presents, you run out of breath. This will cause you to respire
  9. 17. The lighting of your christmas pudding causes heat to be released. This type of reaction is
  10. 18. Produced in your stomach to kill any bacteria on the christmas cake you ate
  11. 19. You are sent out to walk the dog before lunch. The cold makes your skin go very pale. This is caused by
  12. 20. Enzyme that starts to break down your roast potatoes in your mouth
  13. 21. As you remove your christmas hat, your hair stands up on end. This is caused by
  14. 22. The digestion of your protein rich turkey starts here
  15. 25. The electricity to power your christmas lights is made by spinning a magnet in a coil of wire. This happens in a
  16. 28. As Santa's sleigh flies away from you, the colour appears to change. This is an example of
  17. 29. Minerals would have been taken into your christmas tree by
  18. 32. As Rudolph pulls the sleigh, air resistance acts against him. If the forces are unbalanced he will
  19. 34. Grandma takes indigestion tablets after eating too much. These help reduce the excess acid by the process of
  20. 35. In order for you to get up and dance, your body needs to react oxygen and glucose to release energy in the process of
  21. 36. The electricity used to make your breakfast cup of tea, has been delivered through the network of pylons and transformers that make up the
  22. 39. As Santa slides down the chimney his GPE gets transferred into
  23. 43. Your Mum places Auntie Val's Christmas flowers in a vase of water. This is carried up the stems in tubes called
  24. 45. The enzymes needed to help digest your Christmas lunch are made here
  25. 47. Your Auntie Dot calls to wish you a happy christmas. Your mobile phone detects this as
  26. 48. Your parents may consume too much of this legal depressant drug
  27. 49. The berries on your holly could have been eaten by robins at the start of a food chain. The berries would be the
  28. 50. The wax of your christmas candles reacts with oxygen in the air. This is an example of
Down
  1. 1. The sound waves coming from your christmas playlist are
  2. 4. Uncle Jim's cigarretes contain the addictive substance
  3. 6. The undigested fibre from your brussel sprouts passes out of the small intestine and into the
  4. 9. As usual, Uncle Jim drinks too much whisky. Long term this may cause damage to his liver called
  5. 13. At the top of the chimney Santa has lots of this type of energy
  6. 14. On leaving the stomach, the partially digested Christmas lunch enters the
  7. 15. Where the digestion of your christmas dinner starts
  8. 16. As you search for santa in the night sky you remember that the next stage of life for our closest star is a
  9. 23. Your christmas tree will have taken water up from the soil by the process of
  10. 24. As Santa rides his sleigh through the night sky, the overall force acting on him is called the
  11. 26. The process that has allowed your christmas tree to grow using only carbon dioxide and water is
  12. 27. The enzyme used to digest your protein rich turkey
  13. 30. The knives and forks you eat your Christmas dinner with are made from a mixture of metals. This is called an
  14. 31. Drinking too many fizzy drinks with your Christmas dinner could lead to you developing
  15. 33. The enzymes released into the small intestine to digest the carbohydrates in your bread sauce
  16. 37. The protein in your turkey gets broken down into this
  17. 38. The small molecules of glucose from your chocolate money move into your blood by the process of
  18. 40. The roasting turkey is cooked using these waves
  19. 41. Your flashing christmas lights use this part of the Electromagnetic Spectrum
  20. 42. The out of tune carol singing of your Grandma hurts your ears. This is because the sound she is creating has a high
  21. 44. The enzyme used to digest the fat in your brandy cream
  22. 46. The excess glucose from your breakfast chocolates gets stored in your liver as