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Baking Soda and Vinegar Experiment Worksheet

Science experiments lesson 11: Baking soda and vinegar balloon · Set 851 · 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.⚖️ Fair test — does more baking soda blow the balloon up bigger? What do we do with “the kind of balloon”? (a) we keep it the same (b) we measure it (c) we change it
  2. 2.🧺 Do we need an empty bottle for the fizzy balloon? (a) needed (b) not needed
  3. 3.True or false: sugar is needed for the fizzy balloon. (a) True (b) False
  4. 4.🔮 Predict: you use more vinegar and more baking soda. What happens to the balloon? (a) there is no change (b) it grows bigger (c) it turns blue (d) it shrinks
  5. 5.⚖️ 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 change it (c) we keep it the same
  6. 6.🫧 Which of these is an acid? (a) orange juice (b) sugar water (c) plain water (d) soap solution
  7. 7.🧺 Do we need baking soda for the fizzy balloon? (a) not needed (b) needed
  8. 8.🔍 Which is the odd one out? (a) orange juice (b) plain water (c) lemon juice (d) vinegar
  9. 9.🧺 Do we need vinegar for the fizzy balloon? (a) needed (b) not needed
  10. 10.🫧 Which of these is a base? (a) lemon juice (b) orange juice (c) salt water (d) detergent water
  11. 11.🛟 What should you do if vinegar splashes in your eye? (a) ignore it (b) rinse with clean water (c) rub it hard (d) add baking soda
  12. 12.True or false: a tray for spills is not needed for the fizzy balloon. (a) False (b) True
  13. 13.🔮 The fizzing stops after a while. Why? (a) an ingredient ran out (b) the gas froze (c) the bottle got tired (d) the balloon got cold
  14. 14.🫧 Which gas fills the balloon in the baking soda and vinegar experiment? (a) oxygen (b) helium (c) carbon dioxide (d) hydrogen
  15. 15.🧺 Which of these is not needed for the fizzy balloon? (a) a funnel or spoon (b) baking soda (c) a seed (d) a tray for spills
  16. 16.⚖️ 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) False (b) True
  17. 17.🧺 Which of these is needed for the fizzy balloon? (a) a magnet (b) a balloon (c) a seed (d) a mirror
  18. 18.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: the kind of balloon is kept the same. (a) True (b) False
  19. 19.True or false: a funnel or spoon is not needed for the fizzy balloon. (a) False (b) True
  20. 20.True or false: baking soda is needed for the fizzy balloon. (a) True (b) False
  21. 21.🧺 Do we need a mirror for the fizzy balloon? (a) needed (b) not needed
  22. 22.🫧 Is lemon juice an acid, a base or neutral? (a) neutral (b) an acid (c) a base
  23. 23.🫧 Is salt water an acid, a base or neutral? (a) an acid (b) neutral (c) a base
  24. 24.⚖️ Fair test — does more baking soda blow the balloon up bigger? What do we do with “the amount of vinegar”? (a) we change it (b) we measure it (c) we keep it the same
  25. 25.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: spoons of baking soda is kept the same. (a) True (b) False
  26. 26.🔍 Which is the odd one out? (a) soap solution (b) baking soda water (c) detergent water (d) salt water
  27. 27.True or false: a seed is needed for the fizzy balloon. (a) True (b) False
  28. 28.🧺 Which of these is needed for the fizzy balloon? (a) baking soda (b) a magnet (c) a seed (d) a comb
  29. 29.True or false: orange juice is an acid. (a) False (b) True
  30. 30.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: the amount of vinegar is what we measure. (a) False (b) True
  31. 31.🧺 Which of these is needed for the fizzy balloon? (a) a seed (b) an empty bottle (c) sugar (d) a comb
  32. 32.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a mirror (b) baking soda (c) a tray for spills (d) an empty bottle
  33. 33.🧺 Do we need a funnel or spoon for the fizzy balloon? (a) needed (b) not needed
  34. 34.🧺 Which of these is not needed for the fizzy balloon? (a) a battery cell (b) vinegar (c) an empty bottle (d) a tray for spills
  35. 35.⚖️ 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) size of the balloon (d) spoons of baking soda
  36. 36.🔍 Which is the odd one out? (a) lemon juice (b) vinegar (c) sugar water (d) tamarind water
  37. 37.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: spoons of baking soda is the one thing we change. (a) False (b) True
  38. 38.📘 Is the fizzing a sign that a new substance is made? (a) yes, a new gas forms (b) it is only dissolving (c) no, nothing changes (d) it is only melting
  39. 39.🧺 Do we need a magnet for the fizzy balloon? (a) needed (b) not needed
  40. 40.🧺 Do we need a balloon for the fizzy balloon? (a) not needed (b) needed

Answer key

  1. we keep it the same
  2. needed
  3. False
  4. it grows bigger
  5. we change it
  6. orange juice
  7. needed
  8. plain water
  9. needed
  10. detergent water
  11. rinse with clean water
  12. False
  13. an ingredient ran out
  14. carbon dioxide
  15. a seed
  16. False
  17. a balloon
  18. True
  19. False
  20. True
  21. not needed
  22. an acid
  23. neutral
  24. we keep it the same
  25. False
  26. salt water
  27. False
  28. baking soda
  29. True
  30. False
  31. an empty bottle
  32. a mirror
  33. needed
  34. a battery cell
  35. spoons of baking soda
  36. sugar water
  37. True
  38. yes, a new gas forms
  39. not needed
  40. needed

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