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Baking Soda and Vinegar Experiment Worksheet

Science experiments lesson 11: Baking soda and vinegar balloon · Set 748 · 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 “spoons of baking soda”? (a) we keep it the same (b) we measure it (c) we change it
  2. 2.🫧 Which of these is an acid? (a) tamarind water (b) detergent water (c) plain water (d) soap solution
  3. 3.🧺 Which of these is needed for the fizzy balloon? (a) a battery cell (b) a seed (c) a mirror (d) vinegar
  4. 4.🧺 Do we need baking soda for the fizzy balloon? (a) needed (b) not needed
  5. 5.⚖️ 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
  6. 6.🔮 Predict: you use plain water instead of vinegar. What happens? (a) very little fizzing (b) it turns to honey (c) a huge eruption (d) the balloon bursts
  7. 7.🫧 Is soap solution an acid, a base or neutral? (a) neutral (b) a base (c) an acid
  8. 8.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a tray for spills (b) a balloon (c) a mirror (d) an empty bottle
  9. 9.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a balloon (b) an empty bottle (c) a funnel or spoon (d) sugar
  10. 10.🫧 What do you see when baking soda meets vinegar? (a) it glows in the dark (b) lots of fizzy bubbles (c) nothing at all (d) it turns to ice
  11. 11.🫧 Is sugar water an acid, a base or neutral? (a) neutral (b) a base (c) an acid
  12. 12.⚖️ 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) spoons of baking soda (d) size of the balloon
  13. 13.🫧 Which of these is neutral? (a) detergent water (b) sugar water (c) orange juice (d) lemon juice
  14. 14.🔮 Predict: you use more vinegar and more baking soda. What happens to the balloon? (a) it shrinks (b) it grows bigger (c) it turns blue (d) there is no change
  15. 15.🔍 Which is the odd one out? (a) plain water (b) sugar water (c) salt water (d) curd
  16. 16.🫧 Is curd an acid, a base or neutral? (a) an acid (b) neutral (c) a base
  17. 17.🧺 Do we need a tray for spills for the fizzy balloon? (a) needed (b) not needed
  18. 18.🫧 Which gas fills the balloon in the baking soda and vinegar experiment? (a) helium (b) hydrogen (c) carbon dioxide (d) oxygen
  19. 19.🎈 Why does the balloon blow up? (a) the bottle shrinks (b) vinegar is hot (c) gas is made inside (d) outside air gets in
  20. 20.🫧 Is detergent water an acid, a base or neutral? (a) an acid (b) neutral (c) a base
  21. 21.True or false: detergent water is a base. (a) False (b) True
  22. 22.🧺 Which of these is not needed for the fizzy balloon? (a) an empty bottle (b) a comb (c) a balloon (d) a funnel or spoon
  23. 23.🫧 Which of these is a base? (a) tamarind water (b) salt water (c) soap solution (d) vinegar
  24. 24.🧺 Do we need a balloon for the fizzy balloon? (a) needed (b) not needed
  25. 25.🧺 Do we need a magnet for the fizzy balloon? (a) needed (b) not needed
  26. 26.True or false: a battery cell is needed for the fizzy balloon. (a) False (b) True
  27. 27.🔍 Which is the odd one out? (a) soap solution (b) plain water (c) salt water (d) sugar water
  28. 28.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: spoons of baking soda is kept the same. (a) True (b) False
  29. 29.🧺 Which of these is needed for the fizzy balloon? (a) a comb (b) a seed (c) sugar (d) an empty bottle
  30. 30.🔮 The fizzing stops after a while. Why? (a) the balloon got cold (b) the bottle got tired (c) an ingredient ran out (d) the gas froze
  31. 31.🧺 Which of these is needed for the fizzy balloon? (a) a tray for spills (b) a seed (c) a comb (d) a magnet
  32. 32.True or false: a balloon is not needed for the fizzy balloon. (a) False (b) True
  33. 33.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: the amount of vinegar is what we measure. (a) False (b) True
  34. 34.True or false: a funnel or spoon is needed for the fizzy balloon. (a) False (b) True
  35. 35.🔍 Which is the odd one out? (a) orange juice (b) vinegar (c) baking soda water (d) lemon juice
  36. 36.⚖️ 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
  37. 37.🧺 Do we need vinegar for the fizzy balloon? (a) needed (b) not needed
  38. 38.🧺 Which of these is not needed for the fizzy balloon? (a) a balloon (b) sugar (c) a tray for spills (d) an empty bottle
  39. 39.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) baking soda (b) a balloon (c) vinegar (d) a seed
  40. 40.🧺 Do we need a mirror for the fizzy balloon? (a) needed (b) not needed

Answer key

  1. we change it
  2. tamarind water
  3. vinegar
  4. needed
  5. we keep it the same
  6. very little fizzing
  7. a base
  8. a mirror
  9. sugar
  10. lots of fizzy bubbles
  11. neutral
  12. size of the balloon
  13. sugar water
  14. it grows bigger
  15. curd
  16. an acid
  17. needed
  18. carbon dioxide
  19. gas is made inside
  20. a base
  21. True
  22. a comb
  23. soap solution
  24. needed
  25. not needed
  26. False
  27. soap solution
  28. False
  29. an empty bottle
  30. an ingredient ran out
  31. a tray for spills
  32. False
  33. False
  34. True
  35. baking soda water
  36. True
  37. needed
  38. sugar
  39. a seed
  40. not needed

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