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Baking Soda and Vinegar Experiment Worksheet

Science experiments lesson 11: Baking soda and vinegar balloon · Set 162 · 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.🧺 Do we need an empty bottle for the fizzy balloon? (a) not needed (b) needed
  2. 2.🧺 Do we need a battery cell for the fizzy balloon? (a) not needed (b) needed
  3. 3.🫧 Which of these is an acid? (a) sugar water (b) soap solution (c) vinegar (d) salt water
  4. 4.🧺 Do we need a mirror for the fizzy balloon? (a) needed (b) not needed
  5. 5.🔮 Predict: you use plain water instead of vinegar. What happens? (a) it turns to honey (b) a huge eruption (c) very little fizzing (d) the balloon bursts
  6. 6.True or false: baking soda is not needed for the fizzy balloon. (a) False (b) True
  7. 7.True or false: a battery cell is needed for the fizzy balloon. (a) True (b) False
  8. 8.🔍 Which is the odd one out? (a) lemon juice (b) tamarind water (c) vinegar (d) sugar water
  9. 9.🫧 Is lemon juice an acid, a base or neutral? (a) an acid (b) a base (c) neutral
  10. 10.🧺 Which of these is not needed for the fizzy balloon? (a) sugar (b) baking soda (c) a tray for spills (d) vinegar
  11. 11.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) baking soda (b) an empty bottle (c) a seed (d) a funnel or spoon
  12. 12.🧺 Which of these is needed for the fizzy balloon? (a) a comb (b) baking soda (c) a mirror (d) a seed
  13. 13.🫧 Which gas fills the balloon in the baking soda and vinegar experiment? (a) helium (b) oxygen (c) hydrogen (d) carbon dioxide
  14. 14.⚖️ Fair test — does more baking soda blow the balloon up bigger? What do we do with “the kind of balloon”? (a) we measure it (b) we change it (c) we keep it the same
  15. 15.🧺 Do we need a magnet for the fizzy balloon? (a) needed (b) not needed
  16. 16.🫧 Which of these is neutral? (a) lemon juice (b) detergent water (c) tamarind water (d) sugar water
  17. 17.🧺 Which of these is needed for the fizzy balloon? (a) sugar (b) a mirror (c) a balloon (d) a comb
  18. 18.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a tray for spills (b) baking soda (c) an empty bottle (d) a comb
  19. 19.🫧 Which of these is neutral? (a) baking soda water (b) vinegar (c) plain water (d) soap solution
  20. 20.📘 Vinegar is an acid and baking soda is a base. What happens when they meet? (a) they float apart (b) they freeze (c) they become magnets (d) they react
  21. 21.True or false: an empty bottle is not needed for the fizzy balloon. (a) True (b) False
  22. 22.🫧 Is baking soda water an acid, a base or neutral? (a) an acid (b) a base (c) neutral
  23. 23.True or false: vinegar is not needed for the fizzy balloon. (a) True (b) False
  24. 24.🎈 Why does the balloon blow up? (a) gas is made inside (b) the bottle shrinks (c) outside air gets in (d) vinegar is hot
  25. 25.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a magnet (b) an empty bottle (c) vinegar (d) baking soda
  26. 26.🔍 Which is the odd one out? (a) soap solution (b) orange juice (c) baking soda water (d) detergent water
  27. 27.True or false: salt water is neutral. (a) False (b) True
  28. 28.⚖️ Fair test — does more baking soda blow the balloon up bigger? Which of these is what we measure? (a) size of the balloon (b) the amount of vinegar (c) spoons of baking soda (d) the kind of balloon
  29. 29.🧺 Which of these is needed for the fizzy balloon? (a) a magnet (b) a comb (c) a battery cell (d) a funnel or spoon
  30. 30.🛟 Which safety rule fits the fizzy balloon experiment? (a) put it in your mouth (b) keep it away from eyes (c) shake it near your face (d) seal it in a glass jar
  31. 31.📘 Is the fizzing a sign that a new substance is made? (a) it is only melting (b) it is only dissolving (c) no, nothing changes (d) yes, a new gas forms
  32. 32.True or false: vinegar is needed for the fizzy balloon. (a) False (b) True
  33. 33.🧺 Do we need baking soda for the fizzy balloon? (a) needed (b) not needed
  34. 34.True or false: sugar is not needed for the fizzy balloon. (a) True (b) False
  35. 35.🔍 Which is the odd one out? (a) detergent water (b) baking soda water (c) vinegar (d) soap solution
  36. 36.True or false: a seed is needed for the fizzy balloon. (a) False (b) True
  37. 37.True or false: vinegar is an acid. (a) False (b) True
  38. 38.True or false: detergent water is a base. (a) False (b) True
  39. 39.⚖️ Fair test — does more baking soda blow the balloon up bigger? Which of these is kept the same? (a) the amount of vinegar (b) size of the balloon (c) spoons of baking soda
  40. 40.🫧 Which of these is an acid? (a) baking soda water (b) detergent water (c) tamarind water (d) plain water

Answer key

  1. needed
  2. not needed
  3. vinegar
  4. not needed
  5. very little fizzing
  6. False
  7. False
  8. sugar water
  9. an acid
  10. sugar
  11. a seed
  12. baking soda
  13. carbon dioxide
  14. we keep it the same
  15. not needed
  16. sugar water
  17. a balloon
  18. a comb
  19. plain water
  20. they react
  21. False
  22. a base
  23. False
  24. gas is made inside
  25. a magnet
  26. orange juice
  27. True
  28. size of the balloon
  29. a funnel or spoon
  30. keep it away from eyes
  31. yes, a new gas forms
  32. True
  33. needed
  34. True
  35. vinegar
  36. False
  37. True
  38. True
  39. the amount of vinegar
  40. tamarind water

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