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Static Electricity Experiment Worksheet

Science experiments lesson 21: Static electricity: comb and paper bits · Set 567 · 40 questions
TalentJR

What you do (Rub and charge): 1. Tear a sheet of paper into tiny bits on a table. 2. Comb dry, clean hair quickly 10 times. 3. Hold the comb just above the paper bits and watch. 4. Try again with 20 combs, and count the bits each time.

NameDateTime takenScore ___ / 40
  1. 1.True or false: a heavy book does not move to a charged comb. (a) False (b) True
  2. 2.⚡ Which of these jumps to a charged comb? (a) a brick (b) a steel spoon (c) a pebble (d) dry hair
  3. 3.⚡ Which big natural spark is caused by static electricity? (a) a rainbow (b) the wind (c) dew (d) lightning
  4. 4.🧺 Which of these is needed for the static comb? (a) a balloon (b) vinegar (c) turmeric powder (d) a battery cell
  5. 5.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? What do we do with “number of rubs”? (a) we measure it (b) we change it (c) we keep it the same
  6. 6.🔍 Which is the odd one out? (a) tiny paper bits (b) puffed rice (c) a thin water stream (d) a steel spoon
  7. 7.True or false: a pebble jumps to a charged comb. (a) False (b) True
  8. 8.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? Which of these is the one thing we change? (a) paper bits picked up (b) the paper bit size (c) the same comb (d) number of rubs
  9. 9.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) turmeric powder (b) a balloon (c) tiny paper bits (d) a plastic comb
  10. 10.⚡ A rubbed comb is held near puffed rice. What happens? (a) jumps to the comb (b) does not move
  11. 11.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? What do we do with “distance to the paper”? (a) we keep it the same (b) we change it (c) we measure it
  12. 12.🛟 There is lightning outside. Where is it safest to be? (a) in an open field (b) under a tall tree (c) on a rooftop (d) indoors
  13. 13.True or false: a brick does not move to a charged comb. (a) False (b) True
  14. 14.True or false: vinegar is needed for the static comb. (a) False (b) True
  15. 15.🔍 Which is the odd one out? (a) a thin water stream (b) a heavy book (c) a brick (d) a pebble
  16. 16.🧺 Which of these is needed for the static comb? (a) vinegar (b) a magnet (c) yeast (d) tiny paper bits
  17. 17.🧺 Do we need a magnet for the static comb? (a) needed (b) not needed
  18. 18.🛟 Static from a comb is safe. Which electricity must children never play with? (a) a rubbed plastic comb (b) plug points at home (c) a rubbed balloon (d) paper bits on a comb
  19. 19.🧺 Which of these is not needed for the static comb? (a) dry hair (b) a balloon (c) tiny paper bits (d) a magnet
  20. 20.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? Which of these is what we measure? (a) the paper bit size (b) distance to the paper (c) number of rubs (d) paper bits picked up
  21. 21.True or false: turmeric powder is not needed for the static comb. (a) True (b) False
  22. 22.⚡ A rubbed comb is held near dry hair. What happens? (a) jumps to the comb (b) does not move
  23. 23.🔮 Predict: you wet the comb before trying again. What happens? (a) it becomes a magnet (b) it lights up (c) it works better (d) it hardly works
  24. 24.⚡ A rubbed comb is held near a brick. What happens? (a) does not move (b) jumps to the comb
  25. 25.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) tiny paper bits (b) yeast (c) a plastic comb (d) a balloon
  26. 26.🧺 Do we need a mirror for the static comb? (a) not needed (b) needed
  27. 27.True or false: a mirror is needed for the static comb. (a) False (b) True
  28. 28.True or false: dry hair does not move to a charged comb. (a) True (b) False
  29. 29.🧺 Which of these is needed for the static comb? (a) yeast (b) a plastic comb (c) vinegar (d) a magnet
  30. 30.🔍 Which is the odd one out? (a) puffed rice (b) a steel spoon (c) a brick (d) a heavy book
  31. 31.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: the same comb is the one thing we change. (a) True (b) False
  32. 32.🧺 Do we need yeast for the static comb? (a) not needed (b) needed
  33. 33.🧺 Do we need a battery cell for the static comb? (a) needed (b) not needed
  34. 34.True or false: a steel spoon does not move to a charged comb. (a) True (b) False
  35. 35.🧺 Which of these is needed for the static comb? (a) a mirror (b) a magnet (c) dry hair (d) vinegar
  36. 36.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: the paper bit size is what we measure. (a) True (b) False
  37. 37.🧺 Which of these is not needed for the static comb? (a) a battery cell (b) tiny paper bits (c) a plastic comb (d) dry hair
  38. 38.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) dry hair (b) a balloon (c) a magnet (d) a plastic comb
  39. 39.🧺 Which of these is not needed for the static comb? (a) a plastic comb (b) a balloon (c) yeast (d) tiny paper bits
  40. 40.True or false: yeast is not needed for the static comb. (a) True (b) False

Answer key

  1. True
  2. dry hair
  3. lightning
  4. a balloon
  5. we change it
  6. a steel spoon
  7. False
  8. number of rubs
  9. turmeric powder
  10. jumps to the comb
  11. we keep it the same
  12. indoors
  13. True
  14. False
  15. a thin water stream
  16. tiny paper bits
  17. not needed
  18. plug points at home
  19. a magnet
  20. paper bits picked up
  21. True
  22. jumps to the comb
  23. it hardly works
  24. does not move
  25. yeast
  26. not needed
  27. False
  28. False
  29. a plastic comb
  30. puffed rice
  31. False
  32. not needed
  33. not needed
  34. True
  35. dry hair
  36. False
  37. a battery cell
  38. a magnet
  39. yeast
  40. True

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