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Baking Soda and Vinegar Experiment Worksheet

Science experiments lesson 11: Baking soda and vinegar balloon · Set 685 · 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) plain water (b) tamarind water (c) salt water (d) sugar water
  2. 2.True or false: an empty bottle is not needed for the fizzy balloon. (a) False (b) True
  3. 3.🎈 Why does the balloon blow up? (a) outside air gets in (b) gas is made inside (c) the bottle shrinks (d) vinegar is hot
  4. 4.🧺 Which of these is not needed for the fizzy balloon? (a) a tray for spills (b) vinegar (c) a seed (d) a funnel or spoon
  5. 5.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: the same bottle is kept the same. (a) True (b) False
  6. 6.⚖️ Fair test — does more baking soda blow the balloon up bigger? What do we do with “size of the balloon”? (a) we measure it (b) we change it (c) we keep it the same
  7. 7.🫧 Which of these is neutral? (a) baking soda water (b) orange juice (c) sugar water (d) curd
  8. 8.🧺 Do we need vinegar for the fizzy balloon? (a) not needed (b) needed
  9. 9.🧺 Which of these is needed for the fizzy balloon? (a) sugar (b) vinegar (c) a battery cell (d) a mirror
  10. 10.🫧 Is soap solution an acid, a base or neutral? (a) neutral (b) a base (c) an acid
  11. 11.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) vinegar (b) a balloon (c) a tray for spills (d) a magnet
  12. 12.🔍 Which is the odd one out? (a) baking soda water (b) sugar water (c) detergent water (d) soap solution
  13. 13.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) an empty bottle (b) vinegar (c) a funnel or spoon (d) a seed
  14. 14.🧺 Which of these is not needed for the fizzy balloon? (a) baking soda (b) a comb (c) a funnel or spoon (d) a balloon
  15. 15.🔮 Predict: you use plain water instead of vinegar. What happens? (a) very little fizzing (b) the balloon bursts (c) a huge eruption (d) it turns to honey
  16. 16.True or false: tamarind water is an acid. (a) True (b) False
  17. 17.🫧 Which of these is an acid? (a) salt water (b) sugar water (c) orange juice (d) detergent water
  18. 18.⚖️ Fair test — does more baking soda blow the balloon up bigger? Which of these is what we measure? (a) the same bottle (b) the kind of balloon (c) spoons of baking soda (d) size of the balloon
  19. 19.⚖️ Fair test — does more baking soda blow the balloon up bigger? Which of these is the one thing we change? (a) the kind of balloon (b) the same bottle (c) spoons of baking soda (d) the amount of vinegar
  20. 20.🧺 Which of these is not needed for the fizzy balloon? (a) sugar (b) an empty bottle (c) a funnel or spoon (d) vinegar
  21. 21.True or false: plain water is neutral. (a) False (b) True
  22. 22.🧺 Do we need a balloon for the fizzy balloon? (a) not needed (b) needed
  23. 23.🛟 What should you do if vinegar splashes in your eye? (a) rinse with clean water (b) ignore it (c) add baking soda (d) rub it hard
  24. 24.🫧 Is salt water an acid, a base or neutral? (a) an acid (b) neutral (c) a base
  25. 25.⚖️ 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
  26. 26.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: spoons of baking soda is the one thing we change. (a) False (b) True
  27. 27.⚖️ 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
  28. 28.True or false: vinegar is not needed for the fizzy balloon. (a) False (b) True
  29. 29.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) an empty bottle (b) baking soda (c) a comb (d) a tray for spills
  30. 30.🧺 Do we need a seed for the fizzy balloon? (a) not needed (b) needed
  31. 31.🛟 Which safety rule fits the fizzy balloon experiment? (a) seal it in a glass jar (b) shake it near your face (c) keep it away from eyes (d) put it in your mouth
  32. 32.⚖️ Fair test — does more baking soda blow the balloon up bigger? Which of these is kept the same? (a) spoons of baking soda (b) the amount of vinegar (c) size of the balloon
  33. 33.🫧 Which of these is a base? (a) plain water (b) soap solution (c) vinegar (d) sugar water
  34. 34.🔍 Which is the odd one out? (a) detergent water (b) baking soda water (c) soap solution (d) curd
  35. 35.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a tray for spills (b) a battery cell (c) an empty bottle (d) a balloon
  36. 36.True or false: curd is an acid. (a) True (b) False
  37. 37.🫧 Is curd an acid, a base or neutral? (a) an acid (b) a base (c) neutral
  38. 38.🧺 Do we need a tray for spills for the fizzy balloon? (a) not needed (b) needed
  39. 39.True or false: tamarind water is neutral. (a) False (b) True
  40. 40.🫧 Is tamarind water an acid, a base or neutral? (a) neutral (b) a base (c) an acid

Answer key

  1. tamarind water
  2. False
  3. gas is made inside
  4. a seed
  5. True
  6. we measure it
  7. sugar water
  8. needed
  9. vinegar
  10. a base
  11. a magnet
  12. sugar water
  13. a seed
  14. a comb
  15. very little fizzing
  16. True
  17. orange juice
  18. size of the balloon
  19. spoons of baking soda
  20. sugar
  21. True
  22. needed
  23. rinse with clean water
  24. neutral
  25. False
  26. True
  27. we change it
  28. False
  29. a comb
  30. not needed
  31. keep it away from eyes
  32. the amount of vinegar
  33. soap solution
  34. curd
  35. a battery cell
  36. True
  37. an acid
  38. needed
  39. False
  40. an acid

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