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Baking Soda and Vinegar Experiment Worksheet

Science experiments lesson 11: Baking soda and vinegar balloon · Set 279 · 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.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) vinegar (b) an empty bottle (c) a comb (d) a funnel or spoon
  2. 2.True or false: sugar water is neutral. (a) False (b) True
  3. 3.🫧 Which of these is an acid? (a) detergent water (b) lemon juice (c) plain water (d) baking soda water
  4. 4.⚖️ Fair test — does more baking soda blow the balloon up bigger? Which of these is kept the same? (a) the amount of vinegar (b) size of the balloon (c) spoons of baking soda
  5. 5.🧺 Which of these is needed for the fizzy balloon? (a) a battery cell (b) a comb (c) a seed (d) an empty bottle
  6. 6.True or false: curd is neutral. (a) True (b) False
  7. 7.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) an empty bottle (b) vinegar (c) a seed (d) baking soda
  8. 8.🧺 Do we need a magnet for the fizzy balloon? (a) not needed (b) needed
  9. 9.True or false: soap solution is an acid. (a) False (b) True
  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 float apart (d) they react
  11. 11.🧺 Which of these is not needed for the fizzy balloon? (a) an empty bottle (b) vinegar (c) a funnel or spoon (d) sugar
  12. 12.True or false: orange juice is an acid. (a) True (b) False
  13. 13.🔍 Which is the odd one out? (a) detergent water (b) soap solution (c) orange juice (d) baking soda water
  14. 14.🧺 Which of these is not needed for the fizzy balloon? (a) a seed (b) a funnel or spoon (c) a balloon (d) vinegar
  15. 15.🫧 Which of these is neutral? (a) orange juice (b) curd (c) plain water (d) soap solution
  16. 16.🫧 Which of these is neutral? (a) lemon juice (b) sugar water (c) detergent water (d) curd
  17. 17.🔮 Predict: you use more vinegar and more baking soda. What happens to the balloon? (a) it shrinks (b) it turns blue (c) it grows bigger (d) there is no change
  18. 18.🧺 Do we need a comb for the fizzy balloon? (a) not needed (b) needed
  19. 19.🔮 Predict: you use plain water instead of vinegar. What happens? (a) the balloon bursts (b) very little fizzing (c) a huge eruption (d) it turns to honey
  20. 20.True or false: a balloon is needed for the fizzy balloon. (a) True (b) False
  21. 21.🧺 Do we need vinegar for the fizzy balloon? (a) not needed (b) needed
  22. 22.⚖️ 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 same bottle (c) size of the balloon (d) the kind of balloon
  23. 23.🛟 What should you do if vinegar splashes in your eye? (a) add baking soda (b) rinse with clean water (c) ignore it (d) rub it hard
  24. 24.True or false: a balloon is not needed for the fizzy balloon. (a) True (b) False
  25. 25.🛟 Which safety rule fits the fizzy balloon experiment? (a) keep it away from eyes (b) put it in your mouth (c) shake it near your face (d) seal it in a glass jar
  26. 26.🔍 Which is the odd one out? (a) detergent water (b) tamarind water (c) baking soda water (d) soap solution
  27. 27.🫧 Is baking soda water an acid, a base or neutral? (a) neutral (b) a base (c) an acid
  28. 28.⚖️ Fair test — does more baking soda blow the balloon up bigger? Which of these is the one thing we change? (a) the same bottle (b) the kind of balloon (c) spoons of baking soda (d) the amount of vinegar
  29. 29.True or false: an empty bottle is needed for the fizzy balloon. (a) True (b) False
  30. 30.⚖️ Fair test — does more baking soda blow the balloon up bigger? What do we do with “the amount of vinegar”? (a) we keep it the same (b) we change it (c) we measure it
  31. 31.⚖️ 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
  32. 32.🫧 Which of these is an acid? (a) sugar water (b) orange juice (c) baking soda water (d) soap solution
  33. 33.🧺 Do we need a funnel or spoon for the fizzy balloon? (a) needed (b) not needed
  34. 34.🧺 Which of these is needed for the fizzy balloon? (a) sugar (b) vinegar (c) a battery cell (d) a comb
  35. 35.True or false: sugar water is an acid. (a) False (b) True
  36. 36.⚖️ 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
  37. 37.🫧 Is vinegar an acid, a base or neutral? (a) an acid (b) a base (c) neutral
  38. 38.🔍 Which is the odd one out? (a) sugar water (b) plain water (c) baking soda water (d) salt water
  39. 39.🫧 Which gas fills the balloon in the baking soda and vinegar experiment? (a) carbon dioxide (b) helium (c) hydrogen (d) oxygen
  40. 40.🧺 Which of these is not needed for the fizzy balloon? (a) a battery cell (b) an empty bottle (c) vinegar (d) baking soda

Answer key

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

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