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Baking Soda and Vinegar Experiment Worksheet

Science experiments lesson 11: Baking soda and vinegar balloon · Set 394 · 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.📘 Is the fizzing a sign that a new substance is made? (a) it is only dissolving (b) it is only melting (c) no, nothing changes (d) yes, a new gas forms
  2. 2.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) vinegar (b) a funnel or spoon (c) sugar (d) baking soda
  3. 3.⚖️ Fair test — does more baking soda blow the balloon up bigger? Which of these is what we measure? (a) the amount of vinegar (b) the same bottle (c) size of the balloon (d) spoons of baking soda
  4. 4.🔍 Which is the odd one out? (a) orange juice (b) lemon juice (c) vinegar (d) soap solution
  5. 5.🧺 Do we need a seed for the fizzy balloon? (a) needed (b) not needed
  6. 6.🫧 Which of these is an acid? (a) detergent water (b) tamarind water (c) baking soda water (d) sugar water
  7. 7.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a funnel or spoon (b) a seed (c) vinegar (d) a tray for spills
  8. 8.True or false: a mirror is needed for the fizzy balloon. (a) True (b) False
  9. 9.🔍 Which is the odd one out? (a) sugar water (b) salt water (c) lemon juice (d) plain water
  10. 10.🧺 Which of these is needed for the fizzy balloon? (a) a magnet (b) a battery cell (c) sugar (d) vinegar
  11. 11.⚖️ 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
  12. 12.🫧 Which of these is neutral? (a) curd (b) sugar water (c) orange juice (d) detergent water
  13. 13.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a funnel or spoon (b) a comb (c) an empty bottle (d) a balloon
  14. 14.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: spoons of baking soda is what we measure. (a) True (b) False
  15. 15.🧺 Do we need a mirror for the fizzy balloon? (a) needed (b) not needed
  16. 16.🫧 Which of these is an acid? (a) vinegar (b) detergent water (c) sugar water (d) plain water
  17. 17.🧺 Which of these is needed for the fizzy balloon? (a) a mirror (b) sugar (c) a magnet (d) an empty bottle
  18. 18.⚖️ Fair test — does more baking soda blow the balloon up bigger? What do we do with “the same bottle”? (a) we measure it (b) we change it (c) we keep it the same
  19. 19.🧺 Do we need a tray for spills for the fizzy balloon? (a) not needed (b) needed
  20. 20.True or false: a magnet is not needed for the fizzy balloon. (a) True (b) False
  21. 21.🫧 Which gas fills the balloon in the baking soda and vinegar experiment? (a) hydrogen (b) carbon dioxide (c) helium (d) oxygen
  22. 22.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a mirror (b) a balloon (c) a tray for spills (d) an empty bottle
  23. 23.🫧 Which of these is an acid? (a) sugar water (b) curd (c) detergent water (d) baking soda water
  24. 24.🔮 Predict: you use more vinegar and more baking soda. What happens to the balloon? (a) it turns blue (b) there is no change (c) it grows bigger (d) it shrinks
  25. 25.True or false: salt water is neutral. (a) True (b) False
  26. 26.🧺 Do we need a balloon for the fizzy balloon? (a) not needed (b) needed
  27. 27.🫧 Which of these is a base? (a) plain water (b) baking soda water (c) tamarind water (d) lemon juice
  28. 28.True or false: a magnet is needed for the fizzy balloon. (a) True (b) False
  29. 29.⚖️ Fair test — does more baking soda blow the balloon up bigger? What do we do with “size of the balloon”? (a) we change it (b) we measure it (c) we keep it the same
  30. 30.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: the amount of vinegar is kept the same. (a) True (b) False
  31. 31.True or false: a balloon is not needed for the fizzy balloon. (a) False (b) True
  32. 32.🫧 Is lemon juice an acid, a base or neutral? (a) an acid (b) neutral (c) a base
  33. 33.True or false: detergent water is a base. (a) False (b) True
  34. 34.True or false: curd is an acid. (a) True (b) False
  35. 35.🫧 Which of these is an acid? (a) plain water (b) baking soda water (c) orange juice (d) detergent water
  36. 36.🛟 What should you do if vinegar splashes in your eye? (a) add baking soda (b) rinse with clean water (c) ignore it (d) rub it hard
  37. 37.True or false: baking soda water is a base. (a) False (b) True
  38. 38.🫧 Which of these is neutral? (a) baking soda water (b) vinegar (c) curd (d) plain water
  39. 39.🔍 Which is the odd one out? (a) vinegar (b) curd (c) baking soda water (d) lemon juice
  40. 40.🧺 Do we need a comb for the fizzy balloon? (a) needed (b) not needed

Answer key

  1. yes, a new gas forms
  2. sugar
  3. size of the balloon
  4. soap solution
  5. not needed
  6. tamarind water
  7. a seed
  8. False
  9. lemon juice
  10. vinegar
  11. False
  12. sugar water
  13. a comb
  14. False
  15. not needed
  16. vinegar
  17. an empty bottle
  18. we keep it the same
  19. needed
  20. True
  21. carbon dioxide
  22. a mirror
  23. curd
  24. it grows bigger
  25. True
  26. needed
  27. baking soda water
  28. False
  29. we measure it
  30. True
  31. False
  32. an acid
  33. True
  34. True
  35. orange juice
  36. rinse with clean water
  37. True
  38. plain water
  39. baking soda water
  40. not needed

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