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Baking Soda and Vinegar Experiment Worksheet

Science experiments lesson 11: Baking soda and vinegar balloon · Set 261 · 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.True or false: detergent water is a base. (a) True (b) False
  2. 2.🛟 Which safety rule fits the fizzy balloon experiment? (a) shake it near your face (b) keep it away from eyes (c) seal it in a glass jar (d) put it in your mouth
  3. 3.🧺 Which of these is needed for the fizzy balloon? (a) a magnet (b) baking soda (c) a battery cell (d) a comb
  4. 4.🫧 Which of these is a base? (a) detergent water (b) salt water (c) curd (d) plain water
  5. 5.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: spoons of baking soda is what we measure. (a) False (b) True
  6. 6.🧺 Do we need a tray for spills for the fizzy balloon? (a) needed (b) not needed
  7. 7.⚖️ Fair test — does more baking soda blow the balloon up bigger? Which of these is what we measure? (a) the amount of vinegar (b) size of the balloon (c) spoons of baking soda (d) the same bottle
  8. 8.⚖️ Fair test — does more baking soda blow the balloon up bigger? What do we do with “the amount of vinegar”? (a) we measure it (b) we keep it the same (c) we change it
  9. 9.True or false: sugar is needed for the fizzy balloon. (a) False (b) True
  10. 10.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: size of the balloon is what we measure. (a) True (b) False
  11. 11.🫧 What do you see when baking soda meets vinegar? (a) it glows in the dark (b) it turns to ice (c) lots of fizzy bubbles (d) nothing at all
  12. 12.True or false: a magnet is needed for the fizzy balloon. (a) True (b) False
  13. 13.⚖️ Fair test — does more baking soda blow the balloon up bigger? Which of these is kept the same? (a) size of the balloon (b) the same bottle (c) spoons of baking soda
  14. 14.True or false: a tray for spills is not needed for the fizzy balloon. (a) False (b) True
  15. 15.🛟 What should you do if vinegar splashes in your eye? (a) rinse with clean water (b) add baking soda (c) rub it hard (d) ignore it
  16. 16.🫧 Which of these is a base? (a) lemon juice (b) vinegar (c) orange juice (d) soap solution
  17. 17.🎈 Why does the balloon blow up? (a) the bottle shrinks (b) gas is made inside (c) outside air gets in (d) vinegar is hot
  18. 18.🔍 Which is the odd one out? (a) curd (b) lemon juice (c) sugar water (d) vinegar
  19. 19.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a tray for spills (b) a battery cell (c) baking soda (d) a funnel or spoon
  20. 20.🔍 Which is the odd one out? (a) lemon juice (b) orange juice (c) curd (d) plain water
  21. 21.True or false: orange juice is neutral. (a) True (b) False
  22. 22.🧺 Which of these is not needed for the fizzy balloon? (a) a funnel or spoon (b) an empty bottle (c) sugar (d) a balloon
  23. 23.🔮 The fizzing stops after a while. Why? (a) the balloon got cold (b) the bottle got tired (c) an ingredient ran out (d) the gas froze
  24. 24.⚖️ 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) False (b) True
  25. 25.True or false: a mirror is not needed for the fizzy balloon. (a) False (b) True
  26. 26.True or false: a battery cell is needed for the fizzy balloon. (a) True (b) False
  27. 27.🧺 Do we need a seed for the fizzy balloon? (a) needed (b) not needed
  28. 28.🔍 Which is the odd one out? (a) baking soda water (b) soap solution (c) curd (d) detergent water
  29. 29.True or false: sugar water is a base. (a) False (b) True
  30. 30.🧺 Do we need vinegar for the fizzy balloon? (a) needed (b) not needed
  31. 31.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) baking soda (b) a comb (c) a balloon (d) an empty bottle
  32. 32.True or false: a seed is needed for the fizzy balloon. (a) False (b) True
  33. 33.📘 Is the fizzing a sign that a new substance is made? (a) yes, a new gas forms (b) no, nothing changes (c) it is only dissolving (d) it is only melting
  34. 34.🫧 Which of these is an acid? (a) curd (b) plain water (c) salt water (d) detergent water
  35. 35.🫧 Which gas fills the balloon in the baking soda and vinegar experiment? (a) hydrogen (b) carbon dioxide (c) helium (d) oxygen
  36. 36.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a tray for spills (b) baking soda (c) a mirror (d) a funnel or spoon
  37. 37.True or false: a tray for spills is needed for the fizzy balloon. (a) False (b) True
  38. 38.⚖️ 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
  39. 39.🫧 Is lemon juice an acid, a base or neutral? (a) an acid (b) a base (c) neutral
  40. 40.🫧 Which of these is an acid? (a) baking soda water (b) salt water (c) plain water (d) vinegar

Answer key

  1. True
  2. keep it away from eyes
  3. baking soda
  4. detergent water
  5. False
  6. needed
  7. size of the balloon
  8. we keep it the same
  9. False
  10. True
  11. lots of fizzy bubbles
  12. False
  13. the same bottle
  14. False
  15. rinse with clean water
  16. soap solution
  17. gas is made inside
  18. sugar water
  19. a battery cell
  20. plain water
  21. False
  22. sugar
  23. an ingredient ran out
  24. False
  25. True
  26. False
  27. not needed
  28. curd
  29. False
  30. needed
  31. a comb
  32. False
  33. yes, a new gas forms
  34. curd
  35. carbon dioxide
  36. a mirror
  37. True
  38. True
  39. an acid
  40. vinegar

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