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Baking Soda and Vinegar Experiment Worksheet

Science experiments lesson 11: Baking soda and vinegar balloon · Set 218 · 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 gas fills the balloon in the baking soda and vinegar experiment? (a) oxygen (b) helium (c) carbon dioxide (d) hydrogen
  2. 2.🧺 Do we need vinegar for the fizzy balloon? (a) needed (b) not needed
  3. 3.🫧 Is baking soda water an acid, a base or neutral? (a) an acid (b) neutral (c) a base
  4. 4.🫧 Which of these is a base? (a) tamarind water (b) lemon juice (c) curd (d) soap solution
  5. 5.True or false: a tray for spills is not needed for the fizzy balloon. (a) True (b) False
  6. 6.🔮 Predict: you use more vinegar and more baking soda. What happens to the balloon? (a) there is no change (b) it shrinks (c) it grows bigger (d) it turns blue
  7. 7.🛟 Which safety rule fits the fizzy balloon experiment? (a) keep it away from eyes (b) seal it in a glass jar (c) shake it near your face (d) put it in your mouth
  8. 8.⚖️ 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 measure it (c) we change it
  9. 9.🫧 What do you see when baking soda meets vinegar? (a) lots of fizzy bubbles (b) it turns to ice (c) it glows in the dark (d) nothing at all
  10. 10.⚖️ 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) the amount of vinegar (c) the same bottle (d) spoons of baking soda
  11. 11.True or false: a funnel or spoon is needed for the fizzy balloon. (a) False (b) True
  12. 12.⚖️ Fair test — does more baking soda blow the balloon up bigger? What do we do with “size of the balloon”? (a) we keep it the same (b) we measure it (c) we change it
  13. 13.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) an empty bottle (b) a magnet (c) baking soda (d) a funnel or spoon
  14. 14.🫧 Is plain water an acid, a base or neutral? (a) neutral (b) an acid (c) a base
  15. 15.True or false: plain water is neutral. (a) True (b) False
  16. 16.🫧 Is soap solution an acid, a base or neutral? (a) an acid (b) neutral (c) a base
  17. 17.🛟 What should you do if vinegar splashes in your eye? (a) ignore it (b) rub it hard (c) add baking soda (d) rinse with clean water
  18. 18.🧺 Which of these is needed for the fizzy balloon? (a) a comb (b) sugar (c) a battery cell (d) vinegar
  19. 19.True or false: vinegar is an acid. (a) False (b) True
  20. 20.True or false: a battery cell is not needed for the fizzy balloon. (a) False (b) True
  21. 21.🧺 Which of these is needed for the fizzy balloon? (a) a comb (b) a magnet (c) a tray for spills (d) a battery cell
  22. 22.🫧 Which of these is neutral? (a) plain water (b) vinegar (c) tamarind water (d) baking soda water
  23. 23.🔍 Which is the odd one out? (a) baking soda water (b) detergent water (c) soap solution (d) tamarind water
  24. 24.🔍 Which is the odd one out? (a) salt water (b) sugar water (c) vinegar (d) plain water
  25. 25.⚖️ 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
  26. 26.True or false: curd is an acid. (a) True (b) False
  27. 27.🔮 Predict: you use plain water instead of vinegar. What happens? (a) a huge eruption (b) it turns to honey (c) the balloon bursts (d) very little fizzing
  28. 28.True or false: plain water is an acid. (a) True (b) False
  29. 29.🫧 Is sugar water an acid, a base or neutral? (a) a base (b) an acid (c) neutral
  30. 30.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: the amount of vinegar is what we measure. (a) True (b) False
  31. 31.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a tray for spills (b) vinegar (c) a comb (d) a balloon
  32. 32.📘 Is the fizzing a sign that a new substance is made? (a) it is only dissolving (b) no, nothing changes (c) yes, a new gas forms (d) it is only melting
  33. 33.🧺 Do we need a tray for spills for the fizzy balloon? (a) needed (b) not needed
  34. 34.🧺 Do we need a battery cell for the fizzy balloon? (a) needed (b) not needed
  35. 35.🔍 Which is the odd one out? (a) baking soda water (b) detergent water (c) soap solution (d) plain water
  36. 36.🧺 Which of these is not needed for the fizzy balloon? (a) a funnel or spoon (b) a seed (c) baking soda (d) a tray for spills
  37. 37.True or false: a comb is needed for the fizzy balloon. (a) True (b) False
  38. 38.True or false: vinegar is needed for the fizzy balloon. (a) False (b) True
  39. 39.🔍 Which is the odd one out? (a) lemon juice (b) tamarind water (c) detergent water (d) orange juice
  40. 40.🫧 Is tamarind water an acid, a base or neutral? (a) neutral (b) a base (c) an acid

Answer key

  1. carbon dioxide
  2. needed
  3. a base
  4. soap solution
  5. False
  6. it grows bigger
  7. keep it away from eyes
  8. we keep it the same
  9. lots of fizzy bubbles
  10. spoons of baking soda
  11. True
  12. we measure it
  13. a magnet
  14. neutral
  15. True
  16. a base
  17. rinse with clean water
  18. vinegar
  19. True
  20. True
  21. a tray for spills
  22. plain water
  23. tamarind water
  24. vinegar
  25. True
  26. True
  27. very little fizzing
  28. False
  29. neutral
  30. False
  31. a comb
  32. yes, a new gas forms
  33. needed
  34. not needed
  35. plain water
  36. a seed
  37. False
  38. True
  39. detergent water
  40. an acid

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