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Static Electricity Experiment Worksheet

Science experiments lesson 21: Static electricity: comb and paper bits · Set 117 · 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.

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

Answer key

  1. tiny paper bits
  2. the bits jump to it
  3. indoors
  4. paper bits picked up
  5. damp air leaks charge
  6. a steel spoon
  7. thermocol bits
  8. plug points at home
  9. False
  10. we keep it the same
  11. jumps to the comb
  12. False
  13. False
  14. not needed
  15. a pebble
  16. a magnet
  17. False
  18. False
  19. not needed
  20. dry hair
  21. jumps to the comb
  22. puffed rice
  23. not needed
  24. needed
  25. True
  26. True
  27. a thin water stream
  28. a mirror
  29. vinegar
  30. we keep it the same
  31. needed
  32. a steel spoon
  33. a mirror
  34. False
  35. a heavy book
  36. True
  37. lightning
  38. jumps to the comb
  39. needed
  40. turmeric powder

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