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Baking Soda and Vinegar Experiment Worksheet

Science experiments lesson 11: Baking soda and vinegar balloon · Set 734 · 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.

NameDateTime takenScore ___ / 40
  1. 1.⚖️ 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) True (b) False
  2. 2.⚖️ Fair test — does more baking soda blow the balloon up bigger? What do we do with “the same bottle”? (a) we measure it (b) we change it (c) we keep it the same
  3. 3.⚖️ 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) True (b) False
  4. 4.🫧 Is soap solution an acid, a base or neutral? (a) a base (b) neutral (c) an acid
  5. 5.⚖️ Fair test — does more baking soda blow the balloon up bigger? Which of these is the one thing we change? (a) the amount of vinegar (b) the kind of balloon (c) the same bottle (d) spoons of baking soda
  6. 6.🫧 What do you see when baking soda meets vinegar? (a) it glows in the dark (b) nothing at all (c) it turns to ice (d) lots of fizzy bubbles
  7. 7.⚖️ Fair test — does more baking soda blow the balloon up bigger? Which of these is kept the same? (a) the amount of vinegar (b) spoons of baking soda (c) size of the balloon
  8. 8.True or false: detergent water is a base. (a) True (b) False
  9. 9.🫧 Which of these is neutral? (a) lemon juice (b) plain water (c) soap solution (d) curd
  10. 10.🧺 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
  11. 11.⚖️ 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 same bottle (c) size of the balloon
  12. 12.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) baking soda (b) sugar (c) an empty bottle (d) a funnel or spoon
  13. 13.🔍 Which is the odd one out? (a) baking soda water (b) soap solution (c) detergent water (d) plain water
  14. 14.🫧 Which of these is an acid? (a) detergent water (b) baking soda water (c) plain water (d) tamarind water
  15. 15.True or false: lemon juice is an acid. (a) True (b) False
  16. 16.🧺 Do we need a mirror for the fizzy balloon? (a) needed (b) not needed
  17. 17.🫧 Which of these is an acid? (a) plain water (b) orange juice (c) baking soda water (d) sugar water
  18. 18.🫧 Is orange juice an acid, a base or neutral? (a) a base (b) an acid (c) neutral
  19. 19.True or false: a balloon is needed for the fizzy balloon. (a) False (b) True
  20. 20.📘 Vinegar is an acid and baking soda is a base. What happens when they meet? (a) they react (b) they freeze (c) they float apart (d) they become magnets
  21. 21.True or false: tamarind water is an acid. (a) False (b) True
  22. 22.True or false: a seed is needed for the fizzy balloon. (a) False (b) True
  23. 23.🧺 Which of these is needed for the fizzy balloon? (a) a seed (b) a comb (c) a battery cell (d) a tray for spills
  24. 24.🛟 Which safety rule fits the fizzy balloon experiment? (a) seal it in a glass jar (b) keep it away from eyes (c) put it in your mouth (d) shake it near your face
  25. 25.True or false: baking soda water is neutral. (a) True (b) False
  26. 26.🧺 Which of these is not needed for the fizzy balloon? (a) vinegar (b) an empty bottle (c) a seed (d) a balloon
  27. 27.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a comb (b) an empty bottle (c) a funnel or spoon (d) vinegar
  28. 28.True or false: vinegar is a base. (a) False (b) True
  29. 29.🧺 Do we need a funnel or spoon for the fizzy balloon? (a) not needed (b) needed
  30. 30.🧺 Do we need vinegar for the fizzy balloon? (a) not needed (b) needed
  31. 31.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) baking soda (b) a tray for spills (c) a balloon (d) a magnet
  32. 32.🫧 Which of these is an acid? (a) soap solution (b) baking soda water (c) plain water (d) lemon juice
  33. 33.🛟 What should you do if vinegar splashes in your eye? (a) rub it hard (b) ignore it (c) rinse with clean water (d) add baking soda
  34. 34.🔍 Which is the odd one out? (a) curd (b) salt water (c) plain water (d) sugar water
  35. 35.True or false: sugar is needed for the fizzy balloon. (a) False (b) True
  36. 36.🔍 Which is the odd one out? (a) salt water (b) soap solution (c) plain water (d) sugar water
  37. 37.🫧 Which of these is an acid? (a) curd (b) baking soda water (c) plain water (d) salt water
  38. 38.True or false: salt water is neutral. (a) False (b) True
  39. 39.⚖️ 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
  40. 40.True or false: salt water is an acid. (a) False (b) True

Answer key

  1. True
  2. we keep it the same
  3. False
  4. a base
  5. spoons of baking soda
  6. lots of fizzy bubbles
  7. the amount of vinegar
  8. True
  9. plain water
  10. a mirror
  11. the same bottle
  12. sugar
  13. plain water
  14. tamarind water
  15. True
  16. not needed
  17. orange juice
  18. an acid
  19. True
  20. they react
  21. True
  22. False
  23. a tray for spills
  24. keep it away from eyes
  25. False
  26. a seed
  27. a comb
  28. False
  29. needed
  30. needed
  31. a magnet
  32. lemon juice
  33. rinse with clean water
  34. curd
  35. False
  36. soap solution
  37. curd
  38. True
  39. we keep it the same
  40. False

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