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Baking Soda and Vinegar Experiment Worksheet

Science experiments lesson 11: Baking soda and vinegar balloon · Set 821 · 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 needed for the fizzy balloon? (a) a seed (b) a balloon (c) a battery cell (d) sugar
  2. 2.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a magnet (b) a funnel or spoon (c) vinegar (d) a balloon
  3. 3.🫧 Is tamarind water an acid, a base or neutral? (a) an acid (b) neutral (c) a base
  4. 4.⚖️ 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
  5. 5.True or false: a magnet is needed for the fizzy balloon. (a) False (b) True
  6. 6.True or false: baking soda is needed for the fizzy balloon. (a) False (b) True
  7. 7.🔍 Which is the odd one out? (a) sugar water (b) baking soda water (c) detergent water (d) soap solution
  8. 8.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) baking soda (b) a comb (c) a balloon (d) vinegar
  9. 9.🧺 Which of these is needed for the fizzy balloon? (a) a magnet (b) a funnel or spoon (c) a comb (d) a mirror
  10. 10.📘 Vinegar is an acid and baking soda is a base. What happens when they meet? (a) they become magnets (b) they freeze (c) they react (d) they float apart
  11. 11.True or false: baking soda is not needed for the fizzy balloon. (a) True (b) False
  12. 12.⚖️ 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) spoons of baking soda (c) the same bottle (d) the amount of vinegar
  13. 13.🛟 Which safety rule fits the fizzy balloon experiment? (a) shake it near your face (b) seal it in a glass jar (c) keep it away from eyes (d) put it in your mouth
  14. 14.⚖️ 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 change it (c) we measure it
  15. 15.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a tray for spills (b) vinegar (c) a battery cell (d) a balloon
  16. 16.🔍 Which is the odd one out? (a) plain water (b) sugar water (c) salt water (d) detergent water
  17. 17.True or false: sugar is needed for the fizzy balloon. (a) False (b) True
  18. 18.🧺 Which of these is not needed for the fizzy balloon? (a) a magnet (b) baking soda (c) a tray for spills (d) a balloon
  19. 19.True or false: a tray for spills is not needed for the fizzy balloon. (a) True (b) False
  20. 20.⚖️ Fair test — does more baking soda blow the balloon up bigger? Which of these is what we measure? (a) spoons of baking soda (b) the amount of vinegar (c) size of the balloon (d) the kind of balloon
  21. 21.🛟 What should you do if vinegar splashes in your eye? (a) add baking soda (b) rub it hard (c) ignore it (d) rinse with clean water
  22. 22.⚖️ Fair test — does more baking soda blow the balloon up bigger? What do we do with “size of the balloon”? (a) we change it (b) we keep it the same (c) we measure it
  23. 23.True or false: tamarind water is an acid. (a) False (b) True
  24. 24.🫧 What do you see when baking soda meets vinegar? (a) it glows in the dark (b) it turns to ice (c) nothing at all (d) lots of fizzy bubbles
  25. 25.🔮 Predict: you use more vinegar and more baking soda. What happens to the balloon? (a) it grows bigger (b) there is no change (c) it turns blue (d) it shrinks
  26. 26.🫧 Which of these is an acid? (a) soap solution (b) detergent water (c) orange juice (d) baking soda water
  27. 27.True or false: a funnel or spoon is not needed for the fizzy balloon. (a) True (b) False
  28. 28.🫧 Is soap solution an acid, a base or neutral? (a) a base (b) neutral (c) an acid
  29. 29.🧺 Do we need sugar for the fizzy balloon? (a) not needed (b) needed
  30. 30.True or false: soap solution is an acid. (a) True (b) False
  31. 31.🫧 Which of these is a base? (a) vinegar (b) soap solution (c) salt water (d) curd
  32. 32.🧺 Do we need an empty bottle for the fizzy balloon? (a) needed (b) not needed
  33. 33.🔮 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
  34. 34.🫧 Which of these is neutral? (a) tamarind water (b) curd (c) lemon juice (d) salt water
  35. 35.🧺 Do we need baking soda for the fizzy balloon? (a) not needed (b) needed
  36. 36.True or false: lemon juice is an acid. (a) True (b) False
  37. 37.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: size of the balloon is the one thing we change. (a) False (b) True
  38. 38.True or false: a seed is not needed for the fizzy balloon. (a) False (b) True
  39. 39.🫧 Is plain water an acid, a base or neutral? (a) an acid (b) a base (c) neutral
  40. 40.True or false: tamarind water is neutral. (a) True (b) False

Answer key

  1. a balloon
  2. a magnet
  3. an acid
  4. we change it
  5. False
  6. True
  7. sugar water
  8. a comb
  9. a funnel or spoon
  10. they react
  11. False
  12. spoons of baking soda
  13. keep it away from eyes
  14. we keep it the same
  15. a battery cell
  16. detergent water
  17. False
  18. a magnet
  19. False
  20. size of the balloon
  21. rinse with clean water
  22. we measure it
  23. True
  24. lots of fizzy bubbles
  25. it grows bigger
  26. orange juice
  27. False
  28. a base
  29. not needed
  30. False
  31. soap solution
  32. needed
  33. very little fizzing
  34. salt water
  35. needed
  36. True
  37. False
  38. True
  39. neutral
  40. False

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