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Static Electricity Experiment Worksheet

Science experiments lesson 21: Static electricity: comb and paper bits · Set 589 · 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 does not move to a charged comb? (a) a pebble (b) puffed rice (c) thermocol bits (d) tiny paper bits
  2. 2.⚡ A rubbed comb is held near a brick. What happens? (a) does not move (b) jumps to the comb
  3. 3.True or false: dry hair does not move to a charged comb. (a) False (b) True
  4. 4.True or false: yeast is not needed for the static comb. (a) False (b) True
  5. 5.⚖️ 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 paper bit size (d) the same hair
  6. 6.⚖️ 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 keep it the same (c) we measure it
  7. 7.⚡ Which big natural spark is caused by static electricity? (a) lightning (b) dew (c) the wind (d) a rainbow
  8. 8.🧺 Which of these is needed for the static comb? (a) a magnet (b) vinegar (c) a mirror (d) dry hair
  9. 9.🧺 Do we need tiny paper bits for the static comb? (a) needed (b) not needed
  10. 10.⚡ You comb dry hair and hold the comb near tiny paper bits. What happens? (a) they turn blue (b) the bits jump to it (c) they turn wet (d) nothing happens
  11. 11.⚖️ 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) True (b) False
  12. 12.True or false: a steel spoon jumps to a charged comb. (a) False (b) True
  13. 13.🛟 Static from a comb is safe. Which electricity must children never play with? (a) plug points at home (b) a rubbed balloon (c) paper bits on a comb (d) a rubbed plastic comb
  14. 14.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) dry hair (b) tiny paper bits (c) a mirror (d) a plastic comb
  15. 15.⚖️ 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
  16. 16.⚖️ 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 change it (c) we measure it
  17. 17.📘 Rubbing moves tiny charges. What do we call the charge that builds up? (a) gravity (b) sunlight (c) static electricity (d) magnetism
  18. 18.⚡ Which of these does not move to a charged comb? (a) tiny paper bits (b) thermocol bits (c) dry hair (d) a brick
  19. 19.True or false: thermocol bits jumps to a charged comb. (a) False (b) True
  20. 20.🧺 Do we need a plastic comb for the static comb? (a) needed (b) not needed
  21. 21.⚡ A rubbed comb is held near dry hair. What happens? (a) does not move (b) jumps to the comb
  22. 22.⚖️ 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) the same hair (c) number of rubs
  23. 23.🧺 Do we need a balloon for the static comb? (a) not needed (b) needed
  24. 24.True or false: a magnet is needed for the static comb. (a) True (b) False
  25. 25.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? What do we do with “number of rubs”? (a) we measure it (b) we keep it the same (c) we change it
  26. 26.⚖️ 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
  27. 27.⚡ Which of these jumps to a charged comb? (a) a heavy book (b) a brick (c) a steel spoon (d) tiny paper bits
  28. 28.🧺 Do we need turmeric powder for the static comb? (a) needed (b) not needed
  29. 29.⚡ Which of these jumps to a charged comb? (a) a brick (b) a pebble (c) a heavy book (d) puffed rice
  30. 30.True or false: a battery cell is not needed for the static comb. (a) False (b) True
  31. 31.True or false: dry hair jumps to a charged comb. (a) False (b) True
  32. 32.⚡ Which of these does not move to a charged comb? (a) puffed rice (b) a heavy book (c) tiny paper bits (d) dry hair
  33. 33.True or false: tiny paper bits is not needed for the static comb. (a) True (b) False
  34. 34.True or false: a plastic comb is needed for the static comb. (a) False (b) True
  35. 35.⚡ A rubbed comb is held near tiny paper bits. What happens? (a) does not move (b) jumps to the comb
  36. 36.🔍 Which is the odd one out? (a) a pebble (b) puffed rice (c) a heavy book (d) a brick
  37. 37.🛟 There is lightning outside. Where is it safest to be? (a) indoors (b) on a rooftop (c) in an open field (d) under a tall tree
  38. 38.True or false: thermocol bits does not move to a charged comb. (a) False (b) True
  39. 39.True or false: a pebble jumps to a charged comb. (a) True (b) False
  40. 40.True or false: a steel spoon does not move to a charged comb. (a) False (b) True

Answer key

  1. a pebble
  2. does not move
  3. False
  4. True
  5. paper bits picked up
  6. we measure it
  7. lightning
  8. dry hair
  9. needed
  10. the bits jump to it
  11. True
  12. False
  13. plug points at home
  14. a mirror
  15. we keep it the same
  16. we keep it the same
  17. static electricity
  18. a brick
  19. True
  20. needed
  21. jumps to the comb
  22. the same hair
  23. needed
  24. False
  25. we change it
  26. True
  27. tiny paper bits
  28. not needed
  29. puffed rice
  30. True
  31. True
  32. a heavy book
  33. False
  34. True
  35. jumps to the comb
  36. puffed rice
  37. indoors
  38. False
  39. False
  40. True

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