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Baking Soda and Vinegar Experiment Worksheet

Science experiments lesson 11: Baking soda and vinegar balloon · Set 367 · 40 questions
TalentJR

What you do (Acid + base → gas): 1. Pour vinegar into the plastic bottle, standing on a tray. 2. Spoon two teaspoons of baking soda into the balloon. 3. Stretch the balloon over the bottle’s mouth, letting it hang to the side. 4. Lift the balloon so the soda drops in, and keep faces back.

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  1. 1.🧺 Do we need baking soda for the fizzy balloon? (a) not needed (b) needed
  2. 2.🧺 Do we need a battery cell for the fizzy balloon? (a) not needed (b) needed
  3. 3.True or false: an empty bottle is needed for the fizzy balloon. (a) True (b) False
  4. 4.🫧 Which of these is a base? (a) plain water (b) lemon juice (c) baking soda water (d) orange juice
  5. 5.🫧 Is salt water an acid, a base or neutral? (a) a base (b) neutral (c) an acid
  6. 6.🧺 Do we need a seed for the fizzy balloon? (a) needed (b) not needed
  7. 7.🧺 Which of these is needed for the fizzy balloon? (a) baking soda (b) a seed (c) a battery cell (d) a magnet
  8. 8.True or false: a balloon is needed for the fizzy balloon. (a) False (b) True
  9. 9.🔮 The fizzing stops after a while. Why? (a) the balloon got cold (b) the gas froze (c) an ingredient ran out (d) the bottle got tired
  10. 10.🫧 Is tamarind water an acid, a base or neutral? (a) a base (b) neutral (c) an acid
  11. 11.True or false: tamarind water is an acid. (a) True (b) False
  12. 12.🧺 Do we need a mirror for the fizzy balloon? (a) needed (b) not needed
  13. 13.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) an empty bottle (b) a balloon (c) a seed (d) baking soda
  14. 14.🫧 Which of these is neutral? (a) curd (b) detergent water (c) sugar water (d) lemon juice
  15. 15.🔍 Which is the odd one out? (a) plain water (b) soap solution (c) salt water (d) sugar water
  16. 16.🫧 Is soap solution an acid, a base or neutral? (a) a base (b) an acid (c) neutral
  17. 17.🧺 Do we need sugar for the fizzy balloon? (a) needed (b) not needed
  18. 18.🛟 What should you do if vinegar splashes in your eye? (a) add baking soda (b) ignore it (c) rub it hard (d) rinse with clean water
  19. 19.🔮 Predict: you use plain water instead of vinegar. What happens? (a) a huge eruption (b) the balloon bursts (c) it turns to honey (d) very little fizzing
  20. 20.⚖️ Fair test — does more baking soda blow the balloon up bigger? Which of these is kept the same? (a) size of the balloon (b) the amount of vinegar (c) spoons of baking soda
  21. 21.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: the same bottle is the one thing we change. (a) False (b) True
  22. 22.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a funnel or spoon (b) an empty bottle (c) a balloon (d) a mirror
  23. 23.🧺 Which of these is not needed for the fizzy balloon? (a) an empty bottle (b) a funnel or spoon (c) vinegar (d) a mirror
  24. 24.⚖️ Fair test — does more baking soda blow the balloon up bigger? Which of these is the one thing we change? (a) the same bottle (b) the kind of balloon (c) the amount of vinegar (d) spoons of baking soda
  25. 25.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: the kind of balloon is the one thing we change. (a) True (b) False
  26. 26.🧺 Which of these is not needed for the fizzy balloon? (a) a balloon (b) vinegar (c) a comb (d) baking soda
  27. 27.🧺 Do we need a funnel or spoon for the fizzy balloon? (a) not needed (b) needed
  28. 28.🫧 Which of these is an acid? (a) baking soda water (b) salt water (c) detergent water (d) curd
  29. 29.True or false: plain water is neutral. (a) False (b) True
  30. 30.🫧 Is plain water an acid, a base or neutral? (a) a base (b) an acid (c) neutral
  31. 31.🔍 Which is the odd one out? (a) salt water (b) soap solution (c) detergent water (d) baking soda water
  32. 32.True or false: lemon juice is neutral. (a) True (b) False
  33. 33.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: spoons of baking soda is what we measure. (a) True (b) False
  34. 34.🫧 Which of these is an acid? (a) salt water (b) vinegar (c) plain water (d) baking soda water
  35. 35.🧺 Do we need an empty bottle for the fizzy balloon? (a) not needed (b) needed
  36. 36.True or false: a comb is needed for the fizzy balloon. (a) True (b) False
  37. 37.🧺 Do we need a comb for the fizzy balloon? (a) not needed (b) needed
  38. 38.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: the amount of vinegar is kept the same. (a) True (b) False
  39. 39.🧺 Do we need a balloon for the fizzy balloon? (a) not needed (b) needed
  40. 40.⚖️ Fair test — does more baking soda blow the balloon up bigger? What do we do with “spoons of baking soda”? (a) we measure it (b) we keep it the same (c) we change it

Answer key

  1. needed
  2. not needed
  3. True
  4. baking soda water
  5. neutral
  6. not needed
  7. baking soda
  8. True
  9. an ingredient ran out
  10. an acid
  11. True
  12. not needed
  13. a seed
  14. sugar water
  15. soap solution
  16. a base
  17. not needed
  18. rinse with clean water
  19. very little fizzing
  20. the amount of vinegar
  21. False
  22. a mirror
  23. a mirror
  24. spoons of baking soda
  25. False
  26. a comb
  27. needed
  28. curd
  29. True
  30. neutral
  31. salt water
  32. False
  33. False
  34. vinegar
  35. needed
  36. False
  37. not needed
  38. True
  39. needed
  40. we change it

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