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Baking Soda and Vinegar Experiment Worksheet

Science experiments lesson 11: Baking soda and vinegar balloon · Set 558 · 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 a seed for the fizzy balloon? (a) not needed (b) needed
  2. 2.🛟 Which safety rule fits the fizzy balloon experiment? (a) put it in your mouth (b) shake it near your face (c) seal it in a glass jar (d) keep it away from eyes
  3. 3.True or false: baking soda is needed for the fizzy balloon. (a) True (b) False
  4. 4.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) baking soda (b) vinegar (c) an empty bottle (d) a magnet
  5. 5.⚖️ Fair test — does more baking soda blow the balloon up bigger? What do we do with “the same bottle”? (a) we change it (b) we keep it the same (c) we measure it
  6. 6.🧺 Do we need an empty bottle for the fizzy balloon? (a) needed (b) not needed
  7. 7.⚖️ 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
  8. 8.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: the same bottle is what we measure. (a) True (b) False
  9. 9.🧺 Which of these is needed for the fizzy balloon? (a) a funnel or spoon (b) sugar (c) a comb (d) a mirror
  10. 10.True or false: a seed is needed for the fizzy balloon. (a) True (b) False
  11. 11.🛟 What should you do if vinegar splashes in your eye? (a) add baking soda (b) ignore it (c) rub it hard (d) rinse with clean water
  12. 12.🫧 Is curd an acid, a base or neutral? (a) an acid (b) a base (c) neutral
  13. 13.🔮 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
  14. 14.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) vinegar (b) an empty bottle (c) a battery cell (d) baking soda
  15. 15.True or false: plain water is an acid. (a) True (b) False
  16. 16.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a funnel or spoon (b) vinegar (c) a mirror (d) a balloon
  17. 17.⚖️ Fair test — does more baking soda blow the balloon up bigger? What do we do with “spoons of baking soda”? (a) we measure it (b) we change it (c) we keep it the same
  18. 18.⚖️ Fair test — does more baking soda blow the balloon up bigger? Which of these is the one thing we change? (a) spoons of baking soda (b) the same bottle (c) the kind of balloon (d) the amount of vinegar
  19. 19.True or false: a funnel or spoon is needed for the fizzy balloon. (a) True (b) False
  20. 20.🧺 Do we need baking soda for the fizzy balloon? (a) not needed (b) needed
  21. 21.🫧 Is tamarind water an acid, a base or neutral? (a) a base (b) neutral (c) an acid
  22. 22.🫧 Which of these is neutral? (a) sugar water (b) soap solution (c) baking soda water (d) orange juice
  23. 23.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: size of the balloon is what we measure. (a) False (b) True
  24. 24.🧺 Do we need a comb for the fizzy balloon? (a) not needed (b) needed
  25. 25.🧺 Which of these is needed for the fizzy balloon? (a) a magnet (b) a seed (c) a comb (d) a tray for spills
  26. 26.🧺 Which of these is not needed for the fizzy balloon? (a) a funnel or spoon (b) a balloon (c) a seed (d) a tray for spills
  27. 27.⚖️ 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
  28. 28.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a seed (b) a funnel or spoon (c) baking soda (d) an empty bottle
  29. 29.🔍 Which is the odd one out? (a) curd (b) lemon juice (c) plain water (d) orange juice
  30. 30.🫧 Is vinegar an acid, a base or neutral? (a) a base (b) neutral (c) an acid
  31. 31.🔍 Which is the odd one out? (a) curd (b) vinegar (c) salt water (d) orange juice
  32. 32.🫧 Which of these is an acid? (a) baking soda water (b) plain water (c) lemon juice (d) salt water
  33. 33.True or false: a tray for spills is needed for the fizzy balloon. (a) False (b) True
  34. 34.True or false: a seed is not needed for the fizzy balloon. (a) False (b) True
  35. 35.True or false: plain water is neutral. (a) True (b) False
  36. 36.🫧 Is soap solution an acid, a base or neutral? (a) neutral (b) a base (c) an acid
  37. 37.True or false: a battery cell is needed for the fizzy balloon. (a) False (b) True
  38. 38.True or false: vinegar is an acid. (a) True (b) False
  39. 39.🫧 Is sugar water an acid, a base or neutral? (a) an acid (b) a base (c) neutral
  40. 40.⚖️ 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

Answer key

  1. not needed
  2. keep it away from eyes
  3. True
  4. a magnet
  5. we keep it the same
  6. needed
  7. we keep it the same
  8. False
  9. a funnel or spoon
  10. False
  11. rinse with clean water
  12. an acid
  13. very little fizzing
  14. a battery cell
  15. False
  16. a mirror
  17. we change it
  18. spoons of baking soda
  19. True
  20. needed
  21. an acid
  22. sugar water
  23. True
  24. not needed
  25. a tray for spills
  26. a seed
  27. False
  28. a seed
  29. plain water
  30. an acid
  31. salt water
  32. lemon juice
  33. True
  34. True
  35. True
  36. a base
  37. False
  38. True
  39. neutral
  40. True

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