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Baking Soda and Vinegar Experiment Worksheet

Science experiments lesson 11: Baking soda and vinegar balloon · Set 349 · 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.🧺 Do we need a mirror for the fizzy balloon? (a) not needed (b) needed
  2. 2.⚖️ 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
  3. 3.⚖️ 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) True (b) False
  4. 4.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a balloon (b) a funnel or spoon (c) a battery cell (d) vinegar
  5. 5.🔮 The fizzing stops after a while. Why? (a) the bottle got tired (b) the gas froze (c) the balloon got cold (d) an ingredient ran out
  6. 6.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a funnel or spoon (b) a magnet (c) vinegar (d) baking soda
  7. 7.🧺 Do we need a magnet for the fizzy balloon? (a) needed (b) not needed
  8. 8.🧺 Which of these is needed for the fizzy balloon? (a) a mirror (b) a battery cell (c) an empty bottle (d) a magnet
  9. 9.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) baking soda (b) a mirror (c) a tray for spills (d) a funnel or spoon
  10. 10.🧺 Which of these is not needed for the fizzy balloon? (a) a tray for spills (b) a magnet (c) vinegar (d) an empty bottle
  11. 11.True or false: a tray for spills is needed for the fizzy balloon. (a) False (b) True
  12. 12.True or false: a mirror is needed for the fizzy balloon. (a) True (b) False
  13. 13.True or false: a funnel or spoon is not needed for the fizzy balloon. (a) False (b) True
  14. 14.🧺 Do we need a comb for the fizzy balloon? (a) not needed (b) needed
  15. 15.🛟 Which safety rule fits the fizzy balloon experiment? (a) shake it near your face (b) put it in your mouth (c) keep it away from eyes (d) seal it in a glass jar
  16. 16.True or false: salt water is an acid. (a) False (b) True
  17. 17.🫧 Which of these is an acid? (a) vinegar (b) baking soda water (c) detergent water (d) soap solution
  18. 18.🫧 What do you see when baking soda meets vinegar? (a) nothing at all (b) it glows in the dark (c) it turns to ice (d) lots of fizzy bubbles
  19. 19.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) sugar (b) baking soda (c) vinegar (d) a tray for spills
  20. 20.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: spoons of baking soda is kept the same. (a) False (b) True
  21. 21.🔍 Which is the odd one out? (a) plain water (b) vinegar (c) lemon juice (d) orange juice
  22. 22.🧺 Which of these is not needed for the fizzy balloon? (a) an empty bottle (b) a funnel or spoon (c) a seed (d) vinegar
  23. 23.⚖️ 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 same bottle (c) the kind of balloon (d) spoons of baking soda
  24. 24.True or false: a magnet is not needed for the fizzy balloon. (a) False (b) True
  25. 25.🧺 Which of these is needed for the fizzy balloon? (a) a balloon (b) a comb (c) a battery cell (d) sugar
  26. 26.🧺 Do we need a funnel or spoon for the fizzy balloon? (a) not needed (b) needed
  27. 27.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: the kind of balloon is what we measure. (a) True (b) False
  28. 28.📘 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
  29. 29.⚖️ Fair test — does more baking soda blow the balloon up bigger? Which of these is what we measure? (a) the same bottle (b) size of the balloon (c) spoons of baking soda (d) the amount of vinegar
  30. 30.True or false: detergent water is an acid. (a) True (b) False
  31. 31.🧺 Which of these is needed for the fizzy balloon? (a) vinegar (b) a magnet (c) sugar (d) a comb
  32. 32.🧺 Which of these is needed for the fizzy balloon? (a) baking soda (b) a battery cell (c) a seed (d) a comb
  33. 33.🔍 Which is the odd one out? (a) tamarind water (b) detergent water (c) lemon juice (d) curd
  34. 34.🫧 Which gas fills the balloon in the baking soda and vinegar experiment? (a) oxygen (b) hydrogen (c) carbon dioxide (d) helium
  35. 35.True or false: orange juice is neutral. (a) False (b) True
  36. 36.🧺 Do we need an empty bottle for the fizzy balloon? (a) needed (b) not needed
  37. 37.🫧 Is baking soda water an acid, a base or neutral? (a) an acid (b) neutral (c) a base
  38. 38.🧺 Do we need a battery cell for the fizzy balloon? (a) needed (b) not needed
  39. 39.🧺 Do we need a tray for spills for the fizzy balloon? (a) not needed (b) needed
  40. 40.True or false: lemon juice is an acid. (a) False (b) True

Answer key

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

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