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Static Electricity Experiment Worksheet

Science experiments lesson 21: Static electricity: comb and paper bits · Set 612 · 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 battery cell is needed for the static comb. (a) False (b) True
  2. 2.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a battery cell (b) dry hair (c) tiny paper bits (d) a plastic comb
  3. 3.True or false: yeast is not needed for the static comb. (a) False (b) True
  4. 4.True or false: a thin water stream does not move to a charged comb. (a) True (b) False
  5. 5.🔍 Which is the odd one out? (a) thermocol bits (b) tiny paper bits (c) a heavy book (d) puffed rice
  6. 6.True or false: a brick jumps to a charged comb. (a) True (b) False
  7. 7.🧺 Do we need a plastic comb for the static comb? (a) needed (b) not needed
  8. 8.⚡ Which of these jumps to a charged comb? (a) a heavy book (b) a pebble (c) a steel spoon (d) thermocol bits
  9. 9.True or false: a balloon is not needed for the static comb. (a) True (b) False
  10. 10.⚡ Which of these jumps to a charged comb? (a) a heavy book (b) a pebble (c) a brick (d) tiny paper bits
  11. 11.True or false: a battery cell is not needed for the static comb. (a) False (b) True
  12. 12.⚡ Why does the comb trick work best on a dry day? (a) damp air leaks charge (b) water adds charge (c) wet hair is magnetic (d) dry days are noisy
  13. 13.🧺 Which of these is needed for the static comb? (a) a magnet (b) vinegar (c) turmeric powder (d) a balloon
  14. 14.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a balloon (b) dry hair (c) turmeric powder (d) a plastic comb
  15. 15.🛟 Static from a comb is safe. Which electricity must children never play with? (a) paper bits on a comb (b) a rubbed balloon (c) plug points at home (d) a rubbed plastic comb
  16. 16.True or false: a pebble does not move to a charged comb. (a) False (b) True
  17. 17.🛟 There is lightning outside. Where is it safest to be? (a) under a tall tree (b) on a rooftop (c) indoors (d) in an open field
  18. 18.True or false: tiny paper bits is not needed for the static comb. (a) False (b) True
  19. 19.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: the same comb is what we measure. (a) True (b) False
  20. 20.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: paper bits picked up is what we measure. (a) False (b) True
  21. 21.⚡ Why does the rubbed comb pull the paper bits? (a) it is a magnet (b) it is sticky (c) it has static charge (d) it is hot
  22. 22.⚖️ 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
  23. 23.True or false: a magnet is needed for the static comb. (a) True (b) False
  24. 24.🧺 Which of these is not needed for the static comb? (a) dry hair (b) a balloon (c) a battery cell (d) a plastic comb
  25. 25.🔮 Predict: you wet the comb before trying again. What happens? (a) it becomes a magnet (b) it works better (c) it hardly works (d) it lights up
  26. 26.🧺 Which of these is not needed for the static comb? (a) a plastic comb (b) a balloon (c) dry hair (d) a magnet
  27. 27.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? Which of these is what we measure? (a) number of rubs (b) distance to the paper (c) paper bits picked up (d) the same hair
  28. 28.🧺 Do we need a battery cell for the static comb? (a) needed (b) not needed
  29. 29.True or false: yeast is needed for the static comb. (a) True (b) False
  30. 30.🧺 Which of these is needed for the static comb? (a) yeast (b) a plastic comb (c) a mirror (d) a magnet
  31. 31.🔍 Which is the odd one out? (a) dry hair (b) a pebble (c) a thin water stream (d) tiny paper bits
  32. 32.True or false: turmeric powder is not needed for the static comb. (a) False (b) True
  33. 33.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a mirror (b) dry hair (c) a plastic comb (d) tiny paper bits
  34. 34.🧺 Which of these is not needed for the static comb? (a) a balloon (b) vinegar (c) a plastic comb (d) dry hair
  35. 35.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) yeast (b) tiny paper bits (c) a plastic comb (d) a balloon
  36. 36.True or false: tiny paper bits does not move to a charged comb. (a) True (b) False
  37. 37.🧺 Do we need turmeric powder for the static comb? (a) needed (b) not needed
  38. 38.True or false: a steel spoon does not move to a charged comb. (a) False (b) True
  39. 39.⚡ Which big natural spark is caused by static electricity? (a) lightning (b) dew (c) a rainbow (d) the wind
  40. 40.⚡ Which of these jumps to a charged comb? (a) a steel spoon (b) a heavy book (c) puffed rice (d) a brick

Answer key

  1. False
  2. a battery cell
  3. True
  4. False
  5. a heavy book
  6. False
  7. needed
  8. thermocol bits
  9. False
  10. tiny paper bits
  11. True
  12. damp air leaks charge
  13. a balloon
  14. turmeric powder
  15. plug points at home
  16. True
  17. indoors
  18. False
  19. False
  20. True
  21. it has static charge
  22. False
  23. False
  24. a battery cell
  25. it hardly works
  26. a magnet
  27. paper bits picked up
  28. not needed
  29. False
  30. a plastic comb
  31. a pebble
  32. True
  33. a mirror
  34. vinegar
  35. yeast
  36. False
  37. not needed
  38. True
  39. lightning
  40. puffed rice

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