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Baking Soda and Vinegar Experiment Worksheet

Science experiments lesson 11: Baking soda and vinegar balloon · Set 561 · 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 of these is a base? (a) lemon juice (b) sugar water (c) baking soda water (d) tamarind water
  2. 2.🔍 Which is the odd one out? (a) detergent water (b) baking soda water (c) salt water (d) soap solution
  3. 3.🧺 Do we need a magnet for the fizzy balloon? (a) needed (b) not needed
  4. 4.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: spoons of baking soda is kept the same. (a) False (b) True
  5. 5.🧺 Which of these is needed for the fizzy balloon? (a) a magnet (b) a balloon (c) a comb (d) a battery cell
  6. 6.True or false: a comb is not needed for the fizzy balloon. (a) False (b) True
  7. 7.🫧 Which gas fills the balloon in the baking soda and vinegar experiment? (a) oxygen (b) helium (c) carbon dioxide (d) hydrogen
  8. 8.True or false: vinegar is needed for the fizzy balloon. (a) True (b) False
  9. 9.🧺 Do we need a mirror for the fizzy balloon? (a) not needed (b) needed
  10. 10.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: the kind of balloon is kept the same. (a) False (b) True
  11. 11.🧺 Which of these is not needed for the fizzy balloon? (a) sugar (b) a balloon (c) an empty bottle (d) a funnel or spoon
  12. 12.🧺 Which of these is needed for the fizzy balloon? (a) a seed (b) a magnet (c) a battery cell (d) an empty bottle
  13. 13.🔍 Which is the odd one out? (a) baking soda water (b) plain water (c) soap solution (d) detergent water
  14. 14.⚖️ Fair test — does more baking soda blow the balloon up bigger? What do we do with “the same bottle”? (a) we keep it the same (b) we measure it (c) we change it
  15. 15.🔍 Which is the odd one out? (a) orange juice (b) vinegar (c) tamarind water (d) baking soda water
  16. 16.⚖️ 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
  17. 17.🫧 Which of these is a base? (a) orange juice (b) plain water (c) detergent water (d) vinegar
  18. 18.🔮 Predict: you use plain water instead of vinegar. What happens? (a) the balloon bursts (b) it turns to honey (c) a huge eruption (d) very little fizzing
  19. 19.🧺 Do we need a balloon for the fizzy balloon? (a) needed (b) not needed
  20. 20.⚖️ Fair test — does more baking soda blow the balloon up bigger? Which of these is the one thing we change? (a) size of the balloon (b) the kind of balloon (c) spoons of baking soda (d) the amount of vinegar
  21. 21.🔍 Which is the odd one out? (a) sugar water (b) plain water (c) salt water (d) soap solution
  22. 22.🫧 Which of these is neutral? (a) tamarind water (b) vinegar (c) sugar water (d) curd
  23. 23.⚖️ Fair test — does more baking soda blow the balloon up bigger? Which of these is kept the same? (a) size of the balloon (b) spoons of baking soda (c) the amount of vinegar
  24. 24.🧺 Which of these is needed for the fizzy balloon? (a) sugar (b) a seed (c) a mirror (d) vinegar
  25. 25.🫧 Is baking soda water an acid, a base or neutral? (a) an acid (b) a base (c) neutral
  26. 26.🔍 Which is the odd one out? (a) salt water (b) sugar water (c) detergent water (d) plain water
  27. 27.True or false: curd is an acid. (a) True (b) False
  28. 28.True or false: orange juice is an acid. (a) False (b) True
  29. 29.True or false: a magnet is needed for the fizzy balloon. (a) True (b) False
  30. 30.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: the amount of vinegar is the one thing we change. (a) False (b) True
  31. 31.True or false: a seed is needed for the fizzy balloon. (a) True (b) False
  32. 32.🧺 Do we need a comb for the fizzy balloon? (a) needed (b) not needed
  33. 33.⚖️ Fair test — does more baking soda blow the balloon up bigger? Which of these is what we measure? (a) the amount of vinegar (b) size of the balloon (c) spoons of baking soda (d) the same bottle
  34. 34.🧺 Do we need a tray for spills for the fizzy balloon? (a) not needed (b) needed
  35. 35.True or false: baking soda is not needed for the fizzy balloon. (a) False (b) True
  36. 36.🧺 Do we need a funnel or spoon for the fizzy balloon? (a) needed (b) not needed
  37. 37.🫧 Is tamarind water an acid, a base or neutral? (a) a base (b) neutral (c) an acid
  38. 38.🛟 Which safety rule fits the fizzy balloon experiment? (a) keep it away from eyes (b) shake it near your face (c) put it in your mouth (d) seal it in a glass jar
  39. 39.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) an empty bottle (b) a funnel or spoon (c) a mirror (d) a balloon
  40. 40.🫧 Which of these is an acid? (a) sugar water (b) detergent water (c) lemon juice (d) soap solution

Answer key

  1. baking soda water
  2. salt water
  3. not needed
  4. False
  5. a balloon
  6. True
  7. carbon dioxide
  8. True
  9. not needed
  10. True
  11. sugar
  12. an empty bottle
  13. plain water
  14. we keep it the same
  15. baking soda water
  16. True
  17. detergent water
  18. very little fizzing
  19. needed
  20. spoons of baking soda
  21. soap solution
  22. sugar water
  23. the amount of vinegar
  24. vinegar
  25. a base
  26. detergent water
  27. True
  28. True
  29. False
  30. False
  31. False
  32. not needed
  33. size of the balloon
  34. needed
  35. False
  36. needed
  37. an acid
  38. keep it away from eyes
  39. a mirror
  40. lemon juice

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