← Static electricity: comb and paper bits lesson New set →

Static Electricity Experiment Worksheet

Science experiments lesson 21: Static electricity: comb and paper bits · Set 23 · 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.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) tiny paper bits (b) a balloon (c) dry hair (d) turmeric powder
  2. 2.🧺 Do we need a mirror for the static comb? (a) needed (b) not needed
  3. 3.🔍 Which is the odd one out? (a) a pebble (b) puffed rice (c) a heavy book (d) a brick
  4. 4.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a balloon (b) a magnet (c) dry hair (d) tiny paper bits
  5. 5.📘 Rubbing moves tiny charges. What do we call the charge that builds up? (a) gravity (b) sunlight (c) static electricity (d) magnetism
  6. 6.🧺 Which of these is not needed for the static comb? (a) dry hair (b) tiny paper bits (c) a balloon (d) yeast
  7. 7.⚡ Which of these does not move to a charged comb? (a) puffed rice (b) a thin water stream (c) thermocol bits (d) a steel spoon
  8. 8.🧺 Do we need a magnet for the static comb? (a) needed (b) not needed
  9. 9.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a plastic comb (b) vinegar (c) a balloon (d) tiny paper bits
  10. 10.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: distance to the paper is what we measure. (a) True (b) False
  11. 11.🛟 There is lightning outside. Where is it safest to be? (a) on a rooftop (b) indoors (c) under a tall tree (d) in an open field
  12. 12.⚡ Which big natural spark is caused by static electricity? (a) the wind (b) dew (c) a rainbow (d) lightning
  13. 13.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: the same comb is the one thing we change. (a) True (b) False
  14. 14.⚡ Which of these does not move to a charged comb? (a) tiny paper bits (b) a thin water stream (c) dry hair (d) a heavy book
  15. 15.🧺 Do we need turmeric powder for the static comb? (a) not needed (b) needed
  16. 16.⚡ A rubbed comb is held near a steel spoon. What happens? (a) jumps to the comb (b) does not move
  17. 17.True or false: a brick does not move to a charged comb. (a) False (b) True
  18. 18.⚡ A rubbed comb is held near a pebble. What happens? (a) jumps to the comb (b) does not move
  19. 19.🔍 Which is the odd one out? (a) a thin water stream (b) puffed rice (c) tiny paper bits (d) a pebble
  20. 20.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a plastic comb (b) a battery cell (c) dry hair (d) tiny paper bits
  21. 21.🔍 Which is the odd one out? (a) thermocol bits (b) tiny paper bits (c) dry hair (d) a brick
  22. 22.True or false: dry hair does not move to a charged comb. (a) True (b) False
  23. 23.True or false: tiny paper bits is needed for the static comb. (a) True (b) False
  24. 24.🔮 Predict: you wet the comb before trying again. What happens? (a) it works better (b) it hardly works (c) it becomes a magnet (d) it lights up
  25. 25.True or false: a battery cell is needed for the static comb. (a) True (b) False
  26. 26.🧺 Which of these is not needed for the static comb? (a) a plastic comb (b) dry hair (c) tiny paper bits (d) a magnet
  27. 27.True or false: dry hair is not needed for the static comb. (a) True (b) False
  28. 28.True or false: a plastic comb is not needed for the static comb. (a) True (b) False
  29. 29.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: the same comb is kept the same. (a) False (b) True
  30. 30.True or false: a magnet is needed for the static comb. (a) False (b) True
  31. 31.🔍 Which is the odd one out? (a) a steel spoon (b) a pebble (c) a brick (d) tiny paper bits
  32. 32.⚡ Which of these does not move to a charged comb? (a) a thin water stream (b) dry hair (c) tiny paper bits (d) a pebble
  33. 33.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: the same hair is what we measure. (a) True (b) False
  34. 34.⚖️ 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
  35. 35.True or false: yeast is needed for the static comb. (a) True (b) False
  36. 36.⚡ Why does the rubbed comb pull the paper bits? (a) it is a magnet (b) it is sticky (c) it has static charge (d) it is hot
  37. 37.⚖️ 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
  38. 38.⚖️ 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) False (b) True
  39. 39.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: paper bits picked up is the one thing we change. (a) True (b) False
  40. 40.🔍 Which is the odd one out? (a) a thin water stream (b) a brick (c) a steel spoon (d) a pebble

Answer key

  1. turmeric powder
  2. not needed
  3. puffed rice
  4. a magnet
  5. static electricity
  6. yeast
  7. a steel spoon
  8. not needed
  9. vinegar
  10. False
  11. indoors
  12. lightning
  13. False
  14. a heavy book
  15. not needed
  16. does not move
  17. True
  18. does not move
  19. a pebble
  20. a battery cell
  21. a brick
  22. False
  23. True
  24. it hardly works
  25. False
  26. a magnet
  27. False
  28. False
  29. True
  30. False
  31. tiny paper bits
  32. a pebble
  33. False
  34. distance to the paper
  35. False
  36. it has static charge
  37. we change it
  38. True
  39. False
  40. a thin water stream

Free science experiments lessons, practice and worksheets at talentjr.in/science-experiments-for-kids