← Baking soda and vinegar balloon lesson New set →

Baking Soda and Vinegar Experiment Worksheet

Science experiments lesson 11: Baking soda and vinegar balloon · Set 329 · 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.

NameDateTime takenScore ___ / 40
  1. 1.True or false: a funnel or spoon is needed for the fizzy balloon. (a) False (b) True
  2. 2.⚖️ Fair test — does more baking soda blow the balloon up bigger? What do we do with “the amount of vinegar”? (a) we change it (b) we keep it the same (c) we measure it
  3. 3.True or false: a balloon is needed for the fizzy balloon. (a) False (b) True
  4. 4.🧺 Do we need a funnel or spoon for the fizzy balloon? (a) not needed (b) needed
  5. 5.True or false: baking soda is not needed for the fizzy balloon. (a) True (b) False
  6. 6.🫧 Is soap solution an acid, a base or neutral? (a) a base (b) an acid (c) neutral
  7. 7.🛟 What should you do if vinegar splashes in your eye? (a) rinse with clean water (b) rub it hard (c) ignore it (d) add baking soda
  8. 8.🫧 Which gas fills the balloon in the baking soda and vinegar experiment? (a) helium (b) hydrogen (c) carbon dioxide (d) oxygen
  9. 9.🔮 The fizzing stops after a while. Why? (a) the gas froze (b) the bottle got tired (c) the balloon got cold (d) an ingredient ran out
  10. 10.🛟 Which safety rule fits the fizzy balloon experiment? (a) seal it in a glass jar (b) shake it near your face (c) put it in your mouth (d) keep it away from eyes
  11. 11.🫧 Which of these is neutral? (a) curd (b) sugar water (c) lemon juice (d) soap solution
  12. 12.True or false: a magnet is not needed for the fizzy balloon. (a) True (b) False
  13. 13.📘 Vinegar is an acid and baking soda is a base. What happens when they meet? (a) they become magnets (b) they react (c) they freeze (d) they float apart
  14. 14.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) vinegar (b) a seed (c) a balloon (d) an empty bottle
  15. 15.🔮 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
  16. 16.🫧 Is salt water an acid, a base or neutral? (a) neutral (b) an acid (c) a base
  17. 17.True or false: tamarind water is a base. (a) False (b) True
  18. 18.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: spoons of baking soda is the one thing we change. (a) True (b) False
  19. 19.🎈 Why does the balloon blow up? (a) vinegar is hot (b) the bottle shrinks (c) gas is made inside (d) outside air gets in
  20. 20.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) a funnel or spoon (b) a balloon (c) a magnet (d) vinegar
  21. 21.🧺 Do we need sugar for the fizzy balloon? (a) not needed (b) needed
  22. 22.⚖️ Fair test — does more baking soda blow the balloon up bigger? What do we do with “the same bottle”? (a) we change it (b) we keep it the same (c) we measure it
  23. 23.🫧 What do you see when baking soda meets vinegar? (a) nothing at all (b) it turns to ice (c) it glows in the dark (d) lots of fizzy bubbles
  24. 24.True or false: vinegar is not needed for the fizzy balloon. (a) True (b) False
  25. 25.True or false: sugar is needed for the fizzy balloon. (a) True (b) False
  26. 26.🧺 Do we need a balloon for the fizzy balloon? (a) needed (b) not needed
  27. 27.🔮 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
  28. 28.🧺 Do we need a mirror for the fizzy balloon? (a) needed (b) not needed
  29. 29.True or false: soap solution is an acid. (a) True (b) False
  30. 30.🧺 Three of these are needed for the fizzy balloon. Which one is NOT needed? (a) vinegar (b) a tray for spills (c) a battery cell (d) a balloon
  31. 31.🧺 Which of these is needed for the fizzy balloon? (a) a battery cell (b) a seed (c) a magnet (d) vinegar
  32. 32.⚖️ Fair test — does more baking soda blow the balloon up bigger? Which of these is kept the same? (a) spoons of baking soda (b) size of the balloon (c) the same bottle
  33. 33.True or false: lemon juice is an acid. (a) True (b) False
  34. 34.True or false: plain water is neutral. (a) True (b) False
  35. 35.True or false: lemon juice is neutral. (a) False (b) True
  36. 36.True or false: a comb is needed for the fizzy balloon. (a) False (b) True
  37. 37.⚖️ Fair test — does more baking soda blow the balloon up bigger? True or false: the same bottle is kept the same. (a) False (b) True
  38. 38.🧺 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) sugar
  39. 39.🧺 Which of these is needed for the fizzy balloon? (a) a seed (b) a funnel or spoon (c) a mirror (d) a magnet
  40. 40.🧺 Do we need a tray for spills for the fizzy balloon? (a) not needed (b) needed

Answer key

  1. True
  2. we keep it the same
  3. True
  4. needed
  5. False
  6. a base
  7. rinse with clean water
  8. carbon dioxide
  9. an ingredient ran out
  10. keep it away from eyes
  11. sugar water
  12. True
  13. they react
  14. a seed
  15. it grows bigger
  16. neutral
  17. False
  18. True
  19. gas is made inside
  20. a magnet
  21. not needed
  22. we keep it the same
  23. lots of fizzy bubbles
  24. False
  25. False
  26. needed
  27. very little fizzing
  28. not needed
  29. False
  30. a battery cell
  31. vinegar
  32. the same bottle
  33. True
  34. True
  35. False
  36. False
  37. True
  38. sugar
  39. a funnel or spoon
  40. needed

Free science experiments lessons, practice and worksheets at talentjr.in/science-experiments-for-kids