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Static Electricity Experiment Worksheet

Science experiments lesson 21: Static electricity: comb and paper bits · Set 802 · 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.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? Which of these is the one thing we change? (a) distance to the paper (b) the same comb (c) the paper bit size (d) number of rubs
  2. 2.🧺 Do we need vinegar for the static comb? (a) needed (b) not needed
  3. 3.🧺 Which of these is needed for the static comb? (a) a magnet (b) a battery cell (c) a plastic comb (d) yeast
  4. 4.🔍 Which is the odd one out? (a) a pebble (b) a thin water stream (c) a heavy book (d) a steel spoon
  5. 5.🧺 Do we need a mirror for the static comb? (a) not needed (b) needed
  6. 6.🧺 Which of these is not needed for the static comb? (a) tiny paper bits (b) a balloon (c) a mirror (d) a plastic comb
  7. 7.True or false: dry hair is not needed for the static comb. (a) False (b) True
  8. 8.🔍 Which is the odd one out? (a) dry hair (b) puffed rice (c) a steel spoon (d) tiny paper bits
  9. 9.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? What do we do with “the paper bit size”? (a) we measure it (b) we change it (c) we keep it the same
  10. 10.⚡ Which of these jumps to a charged comb? (a) a brick (b) a heavy book (c) a thin water stream (d) a steel spoon
  11. 11.True or false: a heavy book does not move to a charged comb. (a) False (b) True
  12. 12.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a mirror (b) a balloon (c) dry hair (d) tiny paper bits
  13. 13.⚡ A rubbed comb is held near dry hair. What happens? (a) does not move (b) jumps to the comb
  14. 14.True or false: a magnet is not needed for the static comb. (a) False (b) True
  15. 15.True or false: a pebble jumps to a charged comb. (a) False (b) True
  16. 16.🧺 Do we need tiny paper bits for the static comb? (a) not needed (b) needed
  17. 17.⚡ Which big natural spark is caused by static electricity? (a) the wind (b) lightning (c) a rainbow (d) dew
  18. 18.🛟 Static from a comb is safe. Which electricity must children never play with? (a) a rubbed balloon (b) paper bits on a comb (c) a rubbed plastic comb (d) plug points at home
  19. 19.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? What do we do with “number of rubs”? (a) we change it (b) we keep it the same (c) we measure it
  20. 20.🧺 Do we need turmeric powder for the static comb? (a) not needed (b) needed
  21. 21.🧺 Which of these is needed for the static comb? (a) yeast (b) a mirror (c) tiny paper bits (d) vinegar
  22. 22.🔍 Which is the odd one out? (a) a brick (b) a steel spoon (c) thermocol bits (d) a heavy book
  23. 23.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) tiny paper bits (b) vinegar (c) a balloon (d) a plastic comb
  24. 24.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: distance to the paper is the one thing we change. (a) True (b) False
  25. 25.True or false: yeast is needed for the static comb. (a) True (b) False
  26. 26.🔮 Predict: a charged comb is held near a thin stream of tap water. What happens? (a) the water stops (b) the stream bends (c) the water freezes (d) nothing at all
  27. 27.⚡ A rubbed comb is held near a steel spoon. What happens? (a) does not move (b) jumps to the comb
  28. 28.🧺 Do we need dry hair for the static comb? (a) not needed (b) needed
  29. 29.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a plastic comb (b) dry hair (c) tiny paper bits (d) turmeric powder
  30. 30.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? What do we do with “the same comb”? (a) we measure it (b) we keep it the same (c) we change it
  31. 31.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? What do we do with “the same hair”? (a) we measure it (b) we change it (c) we keep it the same
  32. 32.🧺 Which of these is needed for the static comb? (a) a battery cell (b) a balloon (c) a magnet (d) turmeric powder
  33. 33.True or false: a battery cell is needed for the static comb. (a) False (b) True
  34. 34.⚖️ 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) False (b) True
  35. 35.True or false: tiny paper bits jumps to a charged comb. (a) True (b) False
  36. 36.🔍 Which is the odd one out? (a) puffed rice (b) a thin water stream (c) a heavy book (d) thermocol bits
  37. 37.⚡ Which of these jumps to a charged comb? (a) puffed rice (b) a steel spoon (c) a brick (d) a heavy book
  38. 38.True or false: yeast is not needed for the static comb. (a) True (b) False
  39. 39.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) dry hair (b) a magnet (c) tiny paper bits (d) a plastic comb
  40. 40.True or false: turmeric powder is needed for the static comb. (a) False (b) True

Answer key

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

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