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Baking Soda and Vinegar Experiment Worksheet

Science experiments lesson 11: Baking soda and vinegar balloon · Set 105 · 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.True or false: soap solution is a base. (a) False (b) True
  2. 2.True or false: a battery cell is not needed for the fizzy balloon. (a) True (b) False
  3. 3.🧺 Which of these is needed for the fizzy balloon? (a) a magnet (b) a battery cell (c) sugar (d) a funnel or spoon
  4. 4.⚖️ Fair test — does more baking soda blow the balloon up bigger? Which of these is the one thing we change? (a) spoons of baking soda (b) the kind of balloon (c) the amount of vinegar (d) the same bottle
  5. 5.True or false: a magnet is not needed for the fizzy balloon. (a) False (b) True
  6. 6.🧺 Do we need baking soda for the fizzy balloon? (a) needed (b) not needed
  7. 7.True or false: sugar water is neutral. (a) True (b) False
  8. 8.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) an empty bottle (b) sugar (c) a balloon (d) vinegar
  9. 9.🫧 Is sugar water an acid, a base or neutral? (a) a base (b) neutral (c) an acid
  10. 10.True or false: soap solution is an acid. (a) False (b) True
  11. 11.True or false: vinegar is an acid. (a) True (b) False
  12. 12.🫧 Which of these is an acid? (a) plain water (b) salt water (c) tamarind water (d) sugar water
  13. 13.📘 Is the fizzing a sign that a new substance is made? (a) it is only melting (b) no, nothing changes (c) yes, a new gas forms (d) it is only dissolving
  14. 14.🧺 Which of these is needed for the fizzy balloon? (a) a battery cell (b) a comb (c) a seed (d) a balloon
  15. 15.True or false: detergent water is neutral. (a) False (b) True
  16. 16.True or false: a battery cell is needed for the fizzy balloon. (a) True (b) False
  17. 17.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a seed (b) a balloon (c) vinegar (d) a funnel or spoon
  18. 18.🛟 Which safety rule fits the fizzy balloon experiment? (a) seal it in a glass jar (b) put it in your mouth (c) shake it near your face (d) keep it away from eyes
  19. 19.🔍 Which is the odd one out? (a) tamarind water (b) lemon juice (c) sugar water (d) orange juice
  20. 20.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a tray for spills (b) baking soda (c) a comb (d) vinegar
  21. 21.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a tray for spills (b) baking soda (c) a balloon (d) a magnet
  22. 22.🔍 Which is the odd one out? (a) detergent water (b) soap solution (c) baking soda water (d) salt water
  23. 23.🧺 Do we need sugar for the fizzy balloon? (a) needed (b) not needed
  24. 24.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: the same bottle is the one thing we change. (a) True (b) False
  25. 25.🧺 Which of these is not needed for the fizzy balloon? (a) a funnel or spoon (b) a mirror (c) a tray for spills (d) a balloon
  26. 26.🫧 Which of these is neutral? (a) lemon juice (b) vinegar (c) sugar water (d) soap solution
  27. 27.⚖️ Fair test — does more baking soda blow the balloon up bigger? What do we do with “size of the balloon”? (a) we measure it (b) we keep it the same (c) we change it
  28. 28.True or false: orange juice is an acid. (a) False (b) True
  29. 29.True or false: tamarind water is a base. (a) True (b) False
  30. 30.🧺 Do we need a magnet for the fizzy balloon? (a) not needed (b) needed
  31. 31.True or false: vinegar is a base. (a) True (b) False
  32. 32.🔍 Which is the odd one out? (a) orange juice (b) detergent water (c) tamarind water (d) curd
  33. 33.🔍 Which is the odd one out? (a) sugar water (b) plain water (c) curd (d) salt water
  34. 34.🛟 What should you do if vinegar splashes in your eye? (a) rub it hard (b) rinse with clean water (c) ignore it (d) add baking soda
  35. 35.🔮 The fizzing stops after a while. Why? (a) the gas froze (b) an ingredient ran out (c) the bottle got tired (d) the balloon got cold
  36. 36.⚖️ 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
  37. 37.🧺 Which of these is needed for the fizzy balloon? (a) a battery cell (b) sugar (c) vinegar (d) a magnet
  38. 38.🫧 Which of these is neutral? (a) curd (b) lemon juice (c) plain water (d) orange juice
  39. 39.⚖️ Fair test — does more baking soda blow the balloon up bigger? Which of these is what we measure? (a) spoons of baking soda (b) the kind of balloon (c) size of the balloon (d) the same bottle
  40. 40.🧺 Do we need a funnel or spoon for the fizzy balloon? (a) needed (b) not needed

Answer key

  1. True
  2. True
  3. a funnel or spoon
  4. spoons of baking soda
  5. True
  6. needed
  7. True
  8. sugar
  9. neutral
  10. False
  11. True
  12. tamarind water
  13. yes, a new gas forms
  14. a balloon
  15. False
  16. False
  17. a seed
  18. keep it away from eyes
  19. sugar water
  20. a comb
  21. a magnet
  22. salt water
  23. not needed
  24. False
  25. a mirror
  26. sugar water
  27. we measure it
  28. True
  29. False
  30. not needed
  31. False
  32. detergent water
  33. curd
  34. rinse with clean water
  35. an ingredient ran out
  36. we change it
  37. vinegar
  38. plain water
  39. size of the balloon
  40. needed

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