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Baking Soda and Vinegar Experiment Worksheet

Science experiments lesson 11: Baking soda and vinegar balloon · Set 590 · 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.🔍 Which is the odd one out? (a) vinegar (b) detergent water (c) soap solution (d) baking soda water
  2. 2.🔍 Which is the odd one out? (a) curd (b) vinegar (c) salt water (d) lemon juice
  3. 3.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) an empty bottle (b) vinegar (c) a tray for spills (d) a comb
  4. 4.True or false: lemon juice is a base. (a) False (b) True
  5. 5.⚖️ Fair test — does more baking soda blow the balloon up bigger? What do we do with “size of the balloon”? (a) we keep it the same (b) we measure it (c) we change it
  6. 6.📘 Is the fizzing a sign that a new substance is made? (a) it is only melting (b) yes, a new gas forms (c) it is only dissolving (d) no, nothing changes
  7. 7.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a seed (b) vinegar (c) a balloon (d) baking soda
  8. 8.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a funnel or spoon (b) vinegar (c) sugar (d) baking soda
  9. 9.🫧 Which of these is an acid? (a) plain water (b) baking soda water (c) curd (d) sugar water
  10. 10.⚖️ 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
  11. 11.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) vinegar (b) a mirror (c) baking soda (d) a funnel or spoon
  12. 12.True or false: curd is a base. (a) False (b) True
  13. 13.⚖️ 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
  14. 14.🧺 Which of these is needed for the fizzy balloon? (a) a comb (b) baking soda (c) a magnet (d) a mirror
  15. 15.🫧 Which gas fills the balloon in the baking soda and vinegar experiment? (a) helium (b) oxygen (c) hydrogen (d) carbon dioxide
  16. 16.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: the kind of balloon is kept the same. (a) True (b) False
  17. 17.True or false: lemon juice is an acid. (a) False (b) True
  18. 18.🧺 Which of these is not needed for the fizzy balloon? (a) a balloon (b) a battery cell (c) vinegar (d) baking soda
  19. 19.True or false: an empty bottle is not needed for the fizzy balloon. (a) False (b) True
  20. 20.🫧 Which of these is an acid? (a) baking soda water (b) detergent water (c) lemon juice (d) soap solution
  21. 21.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a balloon (b) vinegar (c) a tray for spills (d) a magnet
  22. 22.🔍 Which is the odd one out? (a) vinegar (b) tamarind water (c) orange juice (d) plain water
  23. 23.True or false: sugar is needed for the fizzy balloon. (a) True (b) False
  24. 24.🫧 Is plain water an acid, a base or neutral? (a) neutral (b) an acid (c) a base
  25. 25.🔮 Predict: you use more vinegar and more baking soda. What happens to the balloon? (a) it turns blue (b) it grows bigger (c) there is no change (d) it shrinks
  26. 26.🧺 Which of these is not needed for the fizzy balloon? (a) sugar (b) an empty bottle (c) a tray for spills (d) a funnel or spoon
  27. 27.🫧 Which of these is neutral? (a) baking soda water (b) plain water (c) curd (d) orange juice
  28. 28.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: size of the balloon is what we measure. (a) True (b) False
  29. 29.True or false: a mirror is not needed for the fizzy balloon. (a) True (b) False
  30. 30.🧺 Do we need a tray for spills for the fizzy balloon? (a) not needed (b) needed
  31. 31.🔮 The fizzing stops after a while. Why? (a) an ingredient ran out (b) the gas froze (c) the balloon got cold (d) the bottle got tired
  32. 32.⚖️ 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
  33. 33.🧺 Do we need vinegar for the fizzy balloon? (a) not needed (b) needed
  34. 34.True or false: vinegar is an acid. (a) False (b) True
  35. 35.🫧 Is detergent water an acid, a base or neutral? (a) neutral (b) an acid (c) a base
  36. 36.🫧 Is salt water an acid, a base or neutral? (a) an acid (b) neutral (c) a base
  37. 37.True or false: a tray for spills is not needed for the fizzy balloon. (a) False (b) True
  38. 38.True or false: tamarind water is an acid. (a) True (b) False
  39. 39.🧺 Do we need a funnel or spoon for the fizzy balloon? (a) not needed (b) needed
  40. 40.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) an empty bottle (b) a battery cell (c) baking soda (d) a funnel or spoon

Answer key

  1. vinegar
  2. salt water
  3. a comb
  4. False
  5. we measure it
  6. yes, a new gas forms
  7. a seed
  8. sugar
  9. curd
  10. we change it
  11. a mirror
  12. False
  13. False
  14. baking soda
  15. carbon dioxide
  16. True
  17. True
  18. a battery cell
  19. False
  20. lemon juice
  21. a magnet
  22. plain water
  23. False
  24. neutral
  25. it grows bigger
  26. sugar
  27. plain water
  28. True
  29. True
  30. needed
  31. an ingredient ran out
  32. True
  33. needed
  34. True
  35. a base
  36. neutral
  37. False
  38. True
  39. needed
  40. a battery cell

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