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Baking Soda and Vinegar Experiment Worksheet

Science experiments lesson 11: Baking soda and vinegar balloon · Set 593 · 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 amount of vinegar”? (a) we change it (b) we keep it the same (c) we measure it
  2. 2.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a tray for spills (b) baking soda (c) a funnel or spoon (d) a battery cell
  3. 3.⚖️ 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
  4. 4.True or false: a funnel or spoon is needed for the fizzy balloon. (a) True (b) False
  5. 5.True or false: salt water is neutral. (a) True (b) False
  6. 6.True or false: vinegar is a base. (a) False (b) True
  7. 7.🫧 Which of these is neutral? (a) detergent water (b) curd (c) plain water (d) soap solution
  8. 8.🛟 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
  9. 9.⚖️ Fair test — does more baking soda blow the balloon up bigger? Which of these is kept the same? (a) spoons of baking soda (b) size of the balloon (c) the amount of vinegar
  10. 10.⚖️ 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
  11. 11.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) an empty bottle (b) a balloon (c) a comb (d) a tray for spills
  12. 12.⚖️ 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
  13. 13.True or false: detergent water is an acid. (a) False (b) True
  14. 14.⚖️ 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
  15. 15.📘 Vinegar is an acid and baking soda is a base. What happens when they meet? (a) they become magnets (b) they float apart (c) they react (d) they freeze
  16. 16.True or false: a magnet is not needed for the fizzy balloon. (a) True (b) False
  17. 17.True or false: a mirror is needed for the fizzy balloon. (a) False (b) True
  18. 18.🧺 Do we need a seed for the fizzy balloon? (a) needed (b) not needed
  19. 19.🧺 Do we need baking soda for the fizzy balloon? (a) not needed (b) needed
  20. 20.🫧 Is sugar water an acid, a base or neutral? (a) a base (b) neutral (c) an acid
  21. 21.🫧 Which of these is an acid? (a) detergent water (b) baking soda water (c) soap solution (d) lemon juice
  22. 22.🧺 Which of these is not needed for the fizzy balloon? (a) baking soda (b) a funnel or spoon (c) sugar (d) a tray for spills
  23. 23.🫧 Is baking soda water an acid, a base or neutral? (a) a base (b) neutral (c) an acid
  24. 24.True or false: plain water is neutral. (a) True (b) False
  25. 25.⚖️ 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
  26. 26.🔮 Predict: you use plain water instead of vinegar. What happens? (a) it turns to honey (b) the balloon bursts (c) a huge eruption (d) very little fizzing
  27. 27.True or false: baking soda water is an acid. (a) True (b) False
  28. 28.🫧 Is detergent water an acid, a base or neutral? (a) neutral (b) a base (c) an acid
  29. 29.🫧 Is plain water an acid, a base or neutral? (a) neutral (b) a base (c) an acid
  30. 30.True or false: baking soda is not needed for the fizzy balloon. (a) True (b) False
  31. 31.🧺 Do we need a mirror for the fizzy balloon? (a) not needed (b) needed
  32. 32.⚖️ Fair test — does more baking soda blow the balloon up bigger? Which of these is kept the same? (a) the same bottle (b) size of the balloon (c) spoons of baking soda
  33. 33.🧺 Which of these is not needed for the fizzy balloon? (a) baking soda (b) vinegar (c) a battery cell (d) a tray for spills
  34. 34.True or false: salt water is a base. (a) True (b) False
  35. 35.True or false: a seed is not needed for the fizzy balloon. (a) False (b) True
  36. 36.⚖️ 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
  37. 37.🔍 Which is the odd one out? (a) soap solution (b) baking soda water (c) sugar water (d) detergent water
  38. 38.🔍 Which is the odd one out? (a) sugar water (b) soap solution (c) salt water (d) plain water
  39. 39.🧺 Which of these is not needed for the fizzy balloon? (a) vinegar (b) a tray for spills (c) a funnel or spoon (d) a comb
  40. 40.🧺 Which of these is not needed for the fizzy balloon? (a) a funnel or spoon (b) an empty bottle (c) vinegar (d) a mirror

Answer key

  1. we keep it the same
  2. a battery cell
  3. we keep it the same
  4. True
  5. True
  6. False
  7. plain water
  8. keep it away from eyes
  9. the amount of vinegar
  10. we measure it
  11. a comb
  12. False
  13. False
  14. True
  15. they react
  16. True
  17. False
  18. not needed
  19. needed
  20. neutral
  21. lemon juice
  22. sugar
  23. a base
  24. True
  25. we change it
  26. very little fizzing
  27. False
  28. a base
  29. neutral
  30. False
  31. not needed
  32. the same bottle
  33. a battery cell
  34. False
  35. True
  36. False
  37. sugar water
  38. soap solution
  39. a comb
  40. a mirror

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