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Baking Soda and Vinegar Experiment Worksheet

Science experiments lesson 11: Baking soda and vinegar balloon · Set 564 · 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.🫧 Which of these is an acid? (a) tamarind water (b) baking soda water (c) sugar water (d) plain water
  2. 2.🧺 Which of these is needed for the fizzy balloon? (a) baking soda (b) a mirror (c) a seed (d) a magnet
  3. 3.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a tray for spills (b) vinegar (c) a funnel or spoon (d) a mirror
  4. 4.🧺 Do we need vinegar for the fizzy balloon? (a) needed (b) not needed
  5. 5.🫧 Which of these is a base? (a) vinegar (b) tamarind water (c) curd (d) detergent water
  6. 6.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) sugar (b) an empty bottle (c) vinegar (d) a funnel or spoon
  7. 7.⚖️ Fair test — does more baking soda blow the balloon up bigger? What do we do with “the kind of balloon”? (a) we change it (b) we keep it the same (c) we measure it
  8. 8.True or false: tamarind water is an acid. (a) True (b) False
  9. 9.🫧 Which of these is a base? (a) soap solution (b) tamarind water (c) vinegar (d) curd
  10. 10.🧺 Do we need a seed for the fizzy balloon? (a) not needed (b) needed
  11. 11.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: the amount of vinegar is kept the same. (a) False (b) True
  12. 12.🧺 Do we need an empty bottle for the fizzy balloon? (a) not needed (b) needed
  13. 13.🧺 Do we need a comb for the fizzy balloon? (a) not needed (b) needed
  14. 14.🔍 Which is the odd one out? (a) lemon juice (b) plain water (c) salt water (d) sugar water
  15. 15.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a tray for spills (b) vinegar (c) an empty bottle (d) a seed
  16. 16.🫧 Which of these is neutral? (a) curd (b) lemon juice (c) plain water (d) tamarind water
  17. 17.🫧 Is orange juice an acid, a base or neutral? (a) an acid (b) a base (c) neutral
  18. 18.🛟 Which safety rule fits the fizzy balloon experiment? (a) shake it near your face (b) keep it away from eyes (c) put it in your mouth (d) seal it in a glass jar
  19. 19.True or false: orange juice is neutral. (a) False (b) True
  20. 20.⚖️ 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
  21. 21.🫧 Is soap solution an acid, a base or neutral? (a) an acid (b) a base (c) neutral
  22. 22.⚖️ Fair test — does more baking soda blow the balloon up bigger? Which of these is the one thing we change? (a) the amount of vinegar (b) the kind of balloon (c) the same bottle (d) spoons of baking soda
  23. 23.True or false: an empty bottle is not needed for the fizzy balloon. (a) True (b) False
  24. 24.📘 Vinegar is an acid and baking soda is a base. What happens when they meet? (a) they freeze (b) they become magnets (c) they react (d) they float apart
  25. 25.🔍 Which is the odd one out? (a) sugar water (b) salt water (c) plain water (d) vinegar
  26. 26.⚖️ Fair test — does more baking soda blow the balloon up bigger? What do we do with “the amount of vinegar”? (a) we keep it the same (b) we change it (c) we measure it
  27. 27.True or false: a tray for spills is not needed for the fizzy balloon. (a) True (b) False
  28. 28.🫧 Which of these is an acid? (a) detergent water (b) lemon juice (c) salt water (d) soap solution
  29. 29.True or false: vinegar is an acid. (a) False (b) True
  30. 30.🧺 Which of these is not needed for the fizzy balloon? (a) baking soda (b) a tray for spills (c) sugar (d) a balloon
  31. 31.⚖️ Fair test — does more baking soda blow the balloon up bigger? Which of these is kept the same? (a) spoons of baking soda (b) the amount of vinegar (c) size of the balloon
  32. 32.🫧 Which of these is neutral? (a) vinegar (b) curd (c) orange juice (d) sugar water
  33. 33.🧺 Which of these is needed for the fizzy balloon? (a) a seed (b) sugar (c) a mirror (d) a balloon
  34. 34.True or false: a mirror is needed for the fizzy balloon. (a) False (b) True
  35. 35.🛟 What should you do if vinegar splashes in your eye? (a) rub it hard (b) ignore it (c) rinse with clean water (d) add baking soda
  36. 36.⚖️ 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 amount of vinegar (c) size of the balloon (d) the kind of balloon
  37. 37.🧺 Which of these is needed for the fizzy balloon? (a) a magnet (b) sugar (c) vinegar (d) a battery cell
  38. 38.🔮 The fizzing stops after a while. Why? (a) the gas froze (b) the bottle got tired (c) the balloon got cold (d) an ingredient ran out
  39. 39.True or false: sugar water is neutral. (a) True (b) False
  40. 40.🔍 Which is the odd one out? (a) plain water (b) baking soda water (c) sugar water (d) salt water

Answer key

  1. tamarind water
  2. baking soda
  3. a mirror
  4. needed
  5. detergent water
  6. sugar
  7. we keep it the same
  8. True
  9. soap solution
  10. not needed
  11. True
  12. needed
  13. not needed
  14. lemon juice
  15. a seed
  16. plain water
  17. an acid
  18. keep it away from eyes
  19. False
  20. False
  21. a base
  22. spoons of baking soda
  23. False
  24. they react
  25. vinegar
  26. we keep it the same
  27. False
  28. lemon juice
  29. True
  30. sugar
  31. the amount of vinegar
  32. sugar water
  33. a balloon
  34. False
  35. rinse with clean water
  36. size of the balloon
  37. vinegar
  38. an ingredient ran out
  39. True
  40. baking soda water

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