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Static Electricity Experiment Worksheet

Science experiments lesson 21: Static electricity: comb and paper bits · Set 203 · 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.🧺 Do we need a mirror for the static comb? (a) not needed (b) needed
  2. 2.True or false: thermocol bits jumps to a charged comb. (a) True (b) False
  3. 3.🛟 There is lightning outside. Where is it safest to be? (a) on a rooftop (b) indoors (c) in an open field (d) under a tall tree
  4. 4.🧺 Do we need a balloon for the static comb? (a) not needed (b) needed
  5. 5.⚖️ 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
  6. 6.⚡ A rubbed comb is held near a steel spoon. What happens? (a) jumps to the comb (b) does not move
  7. 7.True or false: vinegar is not needed for the static comb. (a) False (b) True
  8. 8.True or false: a balloon is needed for the static comb. (a) True (b) False
  9. 9.True or false: puffed rice does not move to a charged comb. (a) True (b) False
  10. 10.🧺 Do we need vinegar for the static comb? (a) needed (b) not needed
  11. 11.⚡ You comb dry hair and hold the comb near tiny paper bits. What happens? (a) nothing happens (b) the bits jump to it (c) they turn wet (d) they turn blue
  12. 12.🛟 Static from a comb is safe. Which electricity must children never play with? (a) paper bits on a comb (b) a rubbed plastic comb (c) plug points at home (d) a rubbed balloon
  13. 13.⚡ Why does the rubbed comb pull the paper bits? (a) it is a magnet (b) it is hot (c) it has static charge (d) it is sticky
  14. 14.⚡ A rubbed comb is held near a heavy book. What happens? (a) jumps to the comb (b) does not move
  15. 15.🔮 Predict: a charged comb is held near a thin stream of tap water. What happens? (a) nothing at all (b) the water freezes (c) the stream bends (d) the water stops
  16. 16.🔍 Which is the odd one out? (a) a pebble (b) a thin water stream (c) a heavy book (d) a steel spoon
  17. 17.⚡ Which of these does not move to a charged comb? (a) dry hair (b) a thin water stream (c) tiny paper bits (d) a heavy book
  18. 18.True or false: dry hair does not move to a charged comb. (a) True (b) False
  19. 19.🧺 Do we need a battery cell for the static comb? (a) not needed (b) needed
  20. 20.🧺 Which of these is not needed for the static comb? (a) a mirror (b) a balloon (c) dry hair (d) a plastic comb
  21. 21.🔮 Predict: you wet the comb before trying again. What happens? (a) it hardly works (b) it lights up (c) it becomes a magnet (d) it works better
  22. 22.⚡ Which of these does not move to a charged comb? (a) dry hair (b) a thin water stream (c) thermocol bits (d) a pebble
  23. 23.⚡ A rubbed comb is held near dry hair. What happens? (a) jumps to the comb (b) does not move
  24. 24.True or false: a pebble jumps to a charged comb. (a) False (b) True
  25. 25.⚖️ 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 paper bit size (c) number of rubs (d) paper bits picked up
  26. 26.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) tiny paper bits (b) a balloon (c) a plastic comb (d) a mirror
  27. 27.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) tiny paper bits (b) turmeric powder (c) a plastic comb (d) dry hair
  28. 28.⚖️ 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) distance to the paper (d) paper bits picked up
  29. 29.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) tiny paper bits (b) yeast (c) dry hair (d) a balloon
  30. 30.True or false: tiny paper bits jumps to a charged comb. (a) True (b) False
  31. 31.⚡ Which big natural spark is caused by static electricity? (a) lightning (b) the wind (c) a rainbow (d) dew
  32. 32.🧺 Which of these is not needed for the static comb? (a) a balloon (b) dry hair (c) tiny paper bits (d) turmeric powder
  33. 33.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a plastic comb (b) a balloon (c) tiny paper bits (d) vinegar
  34. 34.True or false: a heavy book does not move to a charged comb. (a) True (b) False
  35. 35.True or false: turmeric powder is not needed for the static comb. (a) True (b) False
  36. 36.True or false: tiny paper bits is needed for the static comb. (a) True (b) False
  37. 37.True or false: a heavy book jumps to a charged comb. (a) True (b) False
  38. 38.🧺 Which of these is not needed for the static comb? (a) a balloon (b) a battery cell (c) tiny paper bits (d) a plastic comb
  39. 39.⚡ A rubbed comb is held near a pebble. What happens? (a) does not move (b) jumps to the comb
  40. 40.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: the same comb is kept the same. (a) True (b) False

Answer key

  1. not needed
  2. True
  3. indoors
  4. needed
  5. False
  6. does not move
  7. True
  8. True
  9. False
  10. not needed
  11. the bits jump to it
  12. plug points at home
  13. it has static charge
  14. does not move
  15. the stream bends
  16. a thin water stream
  17. a heavy book
  18. False
  19. not needed
  20. a mirror
  21. it hardly works
  22. a pebble
  23. jumps to the comb
  24. False
  25. number of rubs
  26. a mirror
  27. turmeric powder
  28. paper bits picked up
  29. yeast
  30. True
  31. lightning
  32. turmeric powder
  33. vinegar
  34. True
  35. True
  36. True
  37. False
  38. a battery cell
  39. does not move
  40. True

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