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Baking Soda and Vinegar Experiment Worksheet

Science experiments lesson 11: Baking soda and vinegar balloon · Set 754 · 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? Which of these is kept the same? (a) size of the balloon (b) the kind of balloon (c) spoons of baking soda
  2. 2.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) baking soda (b) a tray for spills (c) a balloon (d) a seed
  3. 3.True or false: baking soda is not needed for the fizzy balloon. (a) True (b) False
  4. 4.🫧 Is orange juice an acid, a base or neutral? (a) neutral (b) a base (c) an acid
  5. 5.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: spoons of baking soda is kept the same. (a) False (b) True
  6. 6.🫧 Which of these is an acid? (a) vinegar (b) plain water (c) detergent water (d) baking soda water
  7. 7.🛟 What should you do if vinegar splashes in your eye? (a) rinse with clean water (b) rub it hard (c) ignore it (d) add baking soda
  8. 8.True or false: orange juice is an acid. (a) True (b) False
  9. 9.True or false: baking soda water is neutral. (a) True (b) False
  10. 10.🧺 Do we need baking soda for the fizzy balloon? (a) not needed (b) needed
  11. 11.⚖️ 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) size of the balloon (c) the amount of vinegar (d) the kind of balloon
  12. 12.🫧 Which of these is neutral? (a) detergent water (b) lemon juice (c) tamarind water (d) sugar water
  13. 13.🛟 Which safety rule fits the fizzy balloon experiment? (a) put it in your mouth (b) seal it in a glass jar (c) shake it near your face (d) keep it away from eyes
  14. 14.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a funnel or spoon (b) a mirror (c) a tray for spills (d) vinegar
  15. 15.True or false: salt water is a base. (a) True (b) False
  16. 16.🧺 Which of these is not needed for the fizzy balloon? (a) baking soda (b) vinegar (c) a balloon (d) a battery cell
  17. 17.🫧 Which of these is neutral? (a) salt water (b) baking soda water (c) detergent water (d) orange juice
  18. 18.True or false: a seed is not needed for the fizzy balloon. (a) False (b) True
  19. 19.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: spoons of baking soda is what we measure. (a) False (b) True
  20. 20.🧺 Do we need a comb for the fizzy balloon? (a) needed (b) not needed
  21. 21.True or false: detergent water is a base. (a) True (b) False
  22. 22.🧺 Which of these is needed for the fizzy balloon? (a) a mirror (b) vinegar (c) sugar (d) a magnet
  23. 23.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: the same bottle is kept the same. (a) False (b) True
  24. 24.⚖️ Fair test — does more baking soda blow the balloon up bigger? What do we do with “the same bottle”? (a) we change it (b) we keep it the same (c) we measure it
  25. 25.⚖️ 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 keep it the same (c) we measure it
  26. 26.🫧 Which of these is a base? (a) salt water (b) vinegar (c) soap solution (d) lemon juice
  27. 27.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a balloon (b) sugar (c) an empty bottle (d) baking soda
  28. 28.🫧 Is plain water an acid, a base or neutral? (a) an acid (b) neutral (c) a base
  29. 29.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) an empty bottle (b) a magnet (c) a balloon (d) a funnel or spoon
  30. 30.⚖️ Fair test — does more baking soda blow the balloon up bigger? Which of these is what we measure? (a) the kind of balloon (b) size of the balloon (c) the amount of vinegar (d) the same bottle
  31. 31.True or false: lemon juice is neutral. (a) True (b) False
  32. 32.True or false: baking soda water is a base. (a) True (b) False
  33. 33.True or false: detergent water is neutral. (a) False (b) True
  34. 34.🧺 Do we need a magnet for the fizzy balloon? (a) not needed (b) needed
  35. 35.🫧 Which of these is an acid? (a) orange juice (b) soap solution (c) sugar water (d) detergent water
  36. 36.True or false: lemon juice is an acid. (a) False (b) True
  37. 37.🔮 Predict: you use more vinegar and more baking soda. What happens to the balloon? (a) it grows bigger (b) it shrinks (c) it turns blue (d) there is no change
  38. 38.🧺 Do we need vinegar for the fizzy balloon? (a) needed (b) not needed
  39. 39.📘 Vinegar is an acid and baking soda is a base. What happens when they meet? (a) they float apart (b) they become magnets (c) they react (d) they freeze
  40. 40.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) an empty bottle (b) a balloon (c) a funnel or spoon (d) a comb

Answer key

  1. the kind of balloon
  2. a seed
  3. False
  4. an acid
  5. False
  6. vinegar
  7. rinse with clean water
  8. True
  9. False
  10. needed
  11. spoons of baking soda
  12. sugar water
  13. keep it away from eyes
  14. a mirror
  15. False
  16. a battery cell
  17. salt water
  18. True
  19. False
  20. not needed
  21. True
  22. vinegar
  23. True
  24. we keep it the same
  25. we keep it the same
  26. soap solution
  27. sugar
  28. neutral
  29. a magnet
  30. size of the balloon
  31. False
  32. True
  33. False
  34. not needed
  35. orange juice
  36. True
  37. it grows bigger
  38. needed
  39. they react
  40. a comb

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