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Static Electricity Experiment Worksheet

Science experiments lesson 21: Static electricity: comb and paper bits · Set 483 · 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.📘 Rubbing moves tiny charges. What do we call the charge that builds up? (a) sunlight (b) magnetism (c) static electricity (d) gravity
  2. 2.⚡ Why does the rubbed comb pull the paper bits? (a) it is sticky (b) it is a magnet (c) it is hot (d) it has static charge
  3. 3.⚡ Which of these does not move to a charged comb? (a) a pebble (b) tiny paper bits (c) a thin water stream (d) puffed rice
  4. 4.True or false: puffed rice jumps to a charged comb. (a) False (b) True
  5. 5.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) dry hair (b) yeast (c) a balloon (d) tiny paper bits
  6. 6.🧺 Which of these is needed for the static comb? (a) a magnet (b) tiny paper bits (c) vinegar (d) turmeric powder
  7. 7.⚖️ 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) True (b) False
  8. 8.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? What do we do with “number of rubs”? (a) we keep it the same (b) we change it (c) we measure it
  9. 9.🛟 There is lightning outside. Where is it safest to be? (a) indoors (b) under a tall tree (c) in an open field (d) on a rooftop
  10. 10.⚖️ 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) the paper bit size (c) paper bits picked up (d) the same hair
  11. 11.🧺 Do we need turmeric powder for the static comb? (a) not needed (b) needed
  12. 12.True or false: a mirror is not needed for the static comb. (a) True (b) False
  13. 13.⚡ Which of these jumps to a charged comb? (a) a heavy book (b) a steel spoon (c) a brick (d) tiny paper bits
  14. 14.⚡ Which of these jumps to a charged comb? (a) a pebble (b) a brick (c) dry hair (d) a heavy book
  15. 15.🔍 Which is the odd one out? (a) a brick (b) a pebble (c) thermocol bits (d) a steel spoon
  16. 16.🔍 Which is the odd one out? (a) dry hair (b) tiny paper bits (c) thermocol bits (d) a brick
  17. 17.🧺 Which of these is not needed for the static comb? (a) a plastic comb (b) a magnet (c) dry hair (d) a balloon
  18. 18.🔍 Which is the odd one out? (a) thermocol bits (b) a pebble (c) dry hair (d) puffed rice
  19. 19.⚖️ 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) distance to the paper (c) paper bits picked up
  20. 20.True or false: tiny paper bits is not needed for the static comb. (a) False (b) True
  21. 21.🧺 Do we need yeast for the static comb? (a) needed (b) not needed
  22. 22.True or false: tiny paper bits is needed for the static comb. (a) False (b) True
  23. 23.🔮 Predict: you wet the comb before trying again. What happens? (a) it hardly works (b) it lights up (c) it works better (d) it becomes a magnet
  24. 24.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) vinegar (b) a plastic comb (c) dry hair (d) tiny paper bits
  25. 25.🛟 Static from a comb is safe. Which electricity must children never play with? (a) plug points at home (b) a rubbed balloon (c) a rubbed plastic comb (d) paper bits on a comb
  26. 26.True or false: thermocol bits does not move to a charged comb. (a) False (b) True
  27. 27.🧺 Do we need dry hair for the static comb? (a) not needed (b) needed
  28. 28.🧺 Do we need a battery cell for the static comb? (a) needed (b) not needed
  29. 29.🧺 Which of these is not needed for the static comb? (a) tiny paper bits (b) a mirror (c) a balloon (d) dry hair
  30. 30.🧺 Which of these is not needed for the static comb? (a) tiny paper bits (b) turmeric powder (c) a plastic comb (d) a balloon
  31. 31.🧺 Do we need tiny paper bits for the static comb? (a) not needed (b) needed
  32. 32.🔍 Which is the odd one out? (a) puffed rice (b) thermocol bits (c) a steel spoon (d) tiny paper bits
  33. 33.⚡ You comb dry hair and hold the comb near tiny paper bits. What happens? (a) they turn wet (b) they turn blue (c) the bits jump to it (d) nothing happens
  34. 34.True or false: a thin water stream does not move to a charged comb. (a) False (b) True
  35. 35.⚖️ 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) True (b) False
  36. 36.⚡ A rubbed comb is held near dry hair. What happens? (a) jumps to the comb (b) does not move
  37. 37.⚡ Which of these does not move to a charged comb? (a) puffed rice (b) thermocol bits (c) a heavy book (d) a thin water stream
  38. 38.🧺 Do we need a balloon for the static comb? (a) needed (b) not needed
  39. 39.True or false: tiny paper bits does not move to a charged comb. (a) True (b) False
  40. 40.True or false: turmeric powder is needed for the static comb. (a) False (b) True

Answer key

  1. static electricity
  2. it has static charge
  3. a pebble
  4. True
  5. yeast
  6. tiny paper bits
  7. True
  8. we change it
  9. indoors
  10. paper bits picked up
  11. not needed
  12. True
  13. tiny paper bits
  14. dry hair
  15. thermocol bits
  16. a brick
  17. a magnet
  18. a pebble
  19. distance to the paper
  20. False
  21. not needed
  22. True
  23. it hardly works
  24. vinegar
  25. plug points at home
  26. False
  27. needed
  28. not needed
  29. a mirror
  30. turmeric powder
  31. needed
  32. a steel spoon
  33. the bits jump to it
  34. False
  35. True
  36. jumps to the comb
  37. a heavy book
  38. needed
  39. False
  40. False

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