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Static Electricity Experiment Worksheet

Science experiments lesson 21: Static electricity: comb and paper bits · Set 415 · 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.⚡ A rubbed comb is held near a pebble. What happens? (a) jumps to the comb (b) does not move
  2. 2.🧺 Do we need yeast for the static comb? (a) not needed (b) needed
  3. 3.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? What do we do with “paper bits picked up”? (a) we change it (b) we measure it (c) we keep it the same
  4. 4.🧺 Which of these is not needed for the static comb? (a) a plastic comb (b) a magnet (c) dry hair (d) tiny paper bits
  5. 5.🛟 There is lightning outside. Where is it safest to be? (a) in an open field (b) under a tall tree (c) on a rooftop (d) indoors
  6. 6.🧺 Do we need tiny paper bits for the static comb? (a) not needed (b) needed
  7. 7.True or false: dry hair does not move to a charged comb. (a) False (b) True
  8. 8.True or false: vinegar is needed for the static comb. (a) False (b) True
  9. 9.⚡ Which of these jumps to a charged comb? (a) tiny paper bits (b) a pebble (c) a steel spoon (d) a brick
  10. 10.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: the same hair is kept the same. (a) True (b) False
  11. 11.⚡ Which big natural spark is caused by static electricity? (a) a rainbow (b) the wind (c) dew (d) lightning
  12. 12.🧺 Do we need dry hair for the static comb? (a) needed (b) not needed
  13. 13.🧺 Do we need a balloon for the static comb? (a) not needed (b) needed
  14. 14.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) dry hair (b) a plastic comb (c) tiny paper bits (d) yeast
  15. 15.⚡ Which of these does not move to a charged comb? (a) puffed rice (b) dry hair (c) thermocol bits (d) a steel spoon
  16. 16.🛟 Static from a comb is safe. Which electricity must children never play with? (a) a rubbed balloon (b) paper bits on a comb (c) plug points at home (d) a rubbed plastic comb
  17. 17.🔍 Which is the odd one out? (a) puffed rice (b) tiny paper bits (c) dry hair (d) a steel spoon
  18. 18.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? What do we do with “the same comb”? (a) we change it (b) we measure it (c) we keep it the same
  19. 19.True or false: thermocol bits jumps to a charged comb. (a) False (b) True
  20. 20.True or false: a pebble does not move to a charged comb. (a) False (b) True
  21. 21.🔍 Which is the odd one out? (a) thermocol bits (b) a brick (c) a pebble (d) a steel spoon
  22. 22.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a plastic comb (b) tiny paper bits (c) turmeric powder (d) dry hair
  23. 23.🔍 Which is the odd one out? (a) a brick (b) a pebble (c) tiny paper bits (d) a heavy book
  24. 24.🔍 Which is the odd one out? (a) tiny paper bits (b) dry hair (c) a pebble (d) thermocol bits
  25. 25.⚡ Why does the comb trick work best on a dry day? (a) dry days are noisy (b) damp air leaks charge (c) wet hair is magnetic (d) water adds charge
  26. 26.🔍 Which is the odd one out? (a) a thin water stream (b) a pebble (c) a brick (d) a heavy book
  27. 27.🧺 Which of these is needed for the static comb? (a) turmeric powder (b) a balloon (c) a magnet (d) yeast
  28. 28.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? Which of these is what we measure? (a) distance to the paper (b) paper bits picked up (c) the same hair (d) the paper bit size
  29. 29.🧺 Which of these is needed for the static comb? (a) tiny paper bits (b) a mirror (c) turmeric powder (d) yeast
  30. 30.⚡ A rubbed comb is held near a heavy book. What happens? (a) jumps to the comb (b) does not move
  31. 31.🔍 Which is the odd one out? (a) tiny paper bits (b) a thin water stream (c) dry hair (d) a brick
  32. 32.🧺 Which of these is not needed for the static comb? (a) tiny paper bits (b) a plastic comb (c) a mirror (d) dry hair
  33. 33.🧺 Which of these is needed for the static comb? (a) a magnet (b) dry hair (c) yeast (d) a battery cell
  34. 34.⚡ A rubbed comb is held near tiny paper bits. What happens? (a) jumps to the comb (b) does not move
  35. 35.🧺 Do we need vinegar for the static comb? (a) needed (b) not needed
  36. 36.⚡ Which of these jumps to a charged comb? (a) a brick (b) a heavy book (c) a thin water stream (d) a pebble
  37. 37.True or false: a steel spoon jumps to a charged comb. (a) False (b) True
  38. 38.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: the paper bit size is kept the same. (a) False (b) True
  39. 39.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: distance to the paper is kept the same. (a) False (b) True
  40. 40.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? Which of these is the one thing we change? (a) number of rubs (b) the same comb (c) the paper bit size (d) paper bits picked up

Answer key

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

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