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Baking Soda and Vinegar Experiment Worksheet

Science experiments lesson 11: Baking soda and vinegar balloon · Set 198 · 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.🛟 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
  2. 2.⚖️ 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 kind of balloon (c) size of the balloon
  3. 3.True or false: detergent water is an acid. (a) True (b) False
  4. 4.🫧 Which of these is a base? (a) salt water (b) plain water (c) vinegar (d) baking soda water
  5. 5.🛟 Which safety rule fits the fizzy balloon experiment? (a) keep it away from eyes (b) shake it near your face (c) put it in your mouth (d) seal it in a glass jar
  6. 6.True or false: sugar is needed for the fizzy balloon. (a) False (b) True
  7. 7.True or false: plain water is neutral. (a) False (b) True
  8. 8.🧺 Which of these is not needed for the fizzy balloon? (a) an empty bottle (b) a balloon (c) sugar (d) a tray for spills
  9. 9.True or false: a magnet is not needed for the fizzy balloon. (a) True (b) False
  10. 10.🔍 Which is the odd one out? (a) lemon juice (b) vinegar (c) orange juice (d) plain water
  11. 11.📘 Is the fizzing a sign that a new substance is made? (a) it is only melting (b) it is only dissolving (c) no, nothing changes (d) yes, a new gas forms
  12. 12.🫧 Which gas fills the balloon in the baking soda and vinegar experiment? (a) hydrogen (b) oxygen (c) carbon dioxide (d) helium
  13. 13.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a balloon (b) baking soda (c) a magnet (d) vinegar
  14. 14.True or false: tamarind water is an acid. (a) False (b) True
  15. 15.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) vinegar (b) baking soda (c) a mirror (d) a balloon
  16. 16.🧺 Which of these is needed for the fizzy balloon? (a) a comb (b) sugar (c) a magnet (d) baking soda
  17. 17.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) sugar (b) a tray for spills (c) an empty bottle (d) baking soda
  18. 18.True or false: a tray for spills is not needed for the fizzy balloon. (a) True (b) False
  19. 19.🫧 Which of these is an acid? (a) soap solution (b) lemon juice (c) detergent water (d) sugar water
  20. 20.True or false: a magnet is needed for the fizzy balloon. (a) True (b) False
  21. 21.🔮 The fizzing stops after a while. Why? (a) the balloon got cold (b) an ingredient ran out (c) the bottle got tired (d) the gas froze
  22. 22.True or false: orange juice is a base. (a) False (b) True
  23. 23.🧺 Which of these is needed for the fizzy balloon? (a) a comb (b) a magnet (c) a battery cell (d) an empty bottle
  24. 24.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a funnel or spoon (b) an empty bottle (c) a tray for spills (d) a comb
  25. 25.True or false: an empty bottle is not needed for the fizzy balloon. (a) True (b) False
  26. 26.True or false: sugar is not needed for the fizzy balloon. (a) False (b) True
  27. 27.🧺 Which of these is not needed for the fizzy balloon? (a) baking soda (b) a balloon (c) a comb (d) a tray for spills
  28. 28.🔍 Which is the odd one out? (a) plain water (b) detergent water (c) salt water (d) sugar water
  29. 29.🔮 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
  30. 30.🫧 What do you see when baking soda meets vinegar? (a) lots of fizzy bubbles (b) it glows in the dark (c) it turns to ice (d) nothing at all
  31. 31.True or false: an empty bottle is needed for the fizzy balloon. (a) False (b) True
  32. 32.🔮 Predict: you use more vinegar and more baking soda. What happens to the balloon? (a) it shrinks (b) it turns blue (c) there is no change (d) it grows bigger
  33. 33.⚖️ 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
  34. 34.True or false: a battery cell is needed for the fizzy balloon. (a) False (b) True
  35. 35.🔍 Which is the odd one out? (a) vinegar (b) sugar water (c) orange juice (d) curd
  36. 36.🧺 Do we need a funnel or spoon for the fizzy balloon? (a) needed (b) not needed
  37. 37.🔍 Which is the odd one out? (a) sugar water (b) plain water (c) salt water (d) soap solution
  38. 38.🫧 Which of these is neutral? (a) vinegar (b) tamarind water (c) curd (d) plain water
  39. 39.🧺 Do we need a tray for spills for the fizzy balloon? (a) not needed (b) needed
  40. 40.🧺 Which of these is needed for the fizzy balloon? (a) vinegar (b) a magnet (c) a battery cell (d) sugar

Answer key

  1. rinse with clean water
  2. the kind of balloon
  3. False
  4. baking soda water
  5. keep it away from eyes
  6. False
  7. True
  8. sugar
  9. True
  10. plain water
  11. yes, a new gas forms
  12. carbon dioxide
  13. a magnet
  14. True
  15. a mirror
  16. baking soda
  17. sugar
  18. False
  19. lemon juice
  20. False
  21. an ingredient ran out
  22. False
  23. an empty bottle
  24. a comb
  25. False
  26. True
  27. a comb
  28. detergent water
  29. very little fizzing
  30. lots of fizzy bubbles
  31. True
  32. it grows bigger
  33. False
  34. False
  35. sugar water
  36. needed
  37. soap solution
  38. plain water
  39. needed
  40. vinegar

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