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Static Electricity Experiment Worksheet

Science experiments lesson 21: Static electricity: comb and paper bits · Set 497 · 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: turmeric powder is needed for the static comb. (a) True (b) False
  2. 2.True or false: a heavy book does not move to a charged comb. (a) True (b) False
  3. 3.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? Which of these is kept the same? (a) paper bits picked up (b) number of rubs (c) the same hair
  4. 4.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? What do we do with “paper bits picked up”? (a) we keep it the same (b) we measure it (c) we change it
  5. 5.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? Which of these is kept the same? (a) number of rubs (b) the same comb (c) paper bits picked up
  6. 6.⚡ Which of these jumps to a charged comb? (a) a pebble (b) thermocol bits (c) a steel spoon (d) a brick
  7. 7.🔍 Which is the odd one out? (a) a heavy book (b) a pebble (c) a steel spoon (d) thermocol bits
  8. 8.🧺 Which of these is not needed for the static comb? (a) a balloon (b) dry hair (c) tiny paper bits (d) vinegar
  9. 9.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) yeast (b) a plastic comb (c) a balloon (d) tiny paper bits
  10. 10.⚡ Which of these does not move to a charged comb? (a) tiny paper bits (b) thermocol bits (c) puffed rice (d) a steel spoon
  11. 11.⚡ Why does the rubbed comb pull the paper bits? (a) it is a magnet (b) it has static charge (c) it is hot (d) it is sticky
  12. 12.🧺 Do we need turmeric powder for the static comb? (a) needed (b) not needed
  13. 13.⚡ A rubbed comb is held near dry hair. What happens? (a) does not move (b) jumps to the comb
  14. 14.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a battery cell (b) tiny paper bits (c) a plastic comb (d) dry hair
  15. 15.🛟 Static from a comb is safe. Which electricity must children never play with? (a) a rubbed plastic comb (b) paper bits on a comb (c) a rubbed balloon (d) plug points at home
  16. 16.True or false: a steel spoon does not move to a charged comb. (a) False (b) True
  17. 17.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: number of rubs is the one thing we change. (a) False (b) True
  18. 18.True or false: tiny paper bits is needed for the static comb. (a) True (b) False
  19. 19.True or false: yeast is needed for the static comb. (a) False (b) True
  20. 20.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a plastic comb (b) dry hair (c) a mirror (d) tiny paper bits
  21. 21.🧺 Which of these is not needed for the static comb? (a) dry hair (b) tiny paper bits (c) a battery cell (d) a balloon
  22. 22.⚡ Which of these does not move to a charged comb? (a) dry hair (b) tiny paper bits (c) a thin water stream (d) a pebble
  23. 23.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? Which of these is the one thing we change? (a) the paper bit size (b) paper bits picked up (c) the same hair (d) number of rubs
  24. 24.🛟 There is lightning outside. Where is it safest to be? (a) under a tall tree (b) indoors (c) in an open field (d) on a rooftop
  25. 25.True or false: dry hair is not needed for the static comb. (a) True (b) False
  26. 26.⚡ A rubbed comb is held near a brick. What happens? (a) jumps to the comb (b) does not move
  27. 27.🧺 Do we need a balloon for the static comb? (a) needed (b) not needed
  28. 28.🧺 Do we need tiny paper bits for the static comb? (a) not needed (b) needed
  29. 29.🧺 Which of these is not needed for the static comb? (a) a mirror (b) tiny paper bits (c) a plastic comb (d) dry hair
  30. 30.🧺 Do we need a battery cell for the static comb? (a) not needed (b) needed
  31. 31.🔍 Which is the odd one out? (a) thermocol bits (b) a steel spoon (c) a thin water stream (d) puffed rice
  32. 32.🔮 Predict: you rub a balloon on dry hair and hold it on a wall. What happens? (a) it falls straight down (b) it bursts at once (c) it sticks for a while (d) it turns into water
  33. 33.🧺 Do we need yeast for the static comb? (a) not needed (b) needed
  34. 34.⚡ A rubbed comb is held near tiny paper bits. What happens? (a) does not move (b) jumps to the comb
  35. 35.⚡ Which of these jumps to a charged comb? (a) a pebble (b) dry hair (c) a brick (d) a heavy book
  36. 36.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: paper bits picked up is kept the same. (a) False (b) True
  37. 37.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) dry hair (b) tiny paper bits (c) a plastic comb (d) a magnet
  38. 38.🧺 Do we need a mirror for the static comb? (a) needed (b) not needed
  39. 39.True or false: dry hair is needed for the static comb. (a) True (b) False
  40. 40.🔍 Which is the odd one out? (a) a brick (b) tiny paper bits (c) dry hair (d) puffed rice

Answer key

  1. False
  2. True
  3. the same hair
  4. we measure it
  5. the same comb
  6. thermocol bits
  7. thermocol bits
  8. vinegar
  9. yeast
  10. a steel spoon
  11. it has static charge
  12. not needed
  13. jumps to the comb
  14. a battery cell
  15. plug points at home
  16. True
  17. True
  18. True
  19. False
  20. a mirror
  21. a battery cell
  22. a pebble
  23. number of rubs
  24. indoors
  25. False
  26. does not move
  27. needed
  28. needed
  29. a mirror
  30. not needed
  31. a steel spoon
  32. it sticks for a while
  33. not needed
  34. jumps to the comb
  35. dry hair
  36. False
  37. a magnet
  38. not needed
  39. True
  40. a brick

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