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

Static Electricity Experiment Worksheet

Science experiments lesson 21: Static electricity: comb and paper bits · Set 339 · 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.True or false: dry hair is needed for the static comb. (a) False (b) True
  2. 2.⚡ Which of these does not move to a charged comb? (a) thermocol bits (b) a heavy book (c) puffed rice (d) a thin water stream
  3. 3.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) turmeric powder (b) dry hair (c) a plastic comb (d) tiny paper bits
  4. 4.🔍 Which is the odd one out? (a) a heavy book (b) a pebble (c) tiny paper bits (d) a steel spoon
  5. 5.🔮 Predict: you rub a balloon on dry hair and hold it on a wall. What happens? (a) it falls straight down (b) it bursts at once (c) it sticks for a while (d) it turns into water
  6. 6.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) tiny paper bits (b) a magnet (c) a plastic comb (d) dry hair
  7. 7.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) dry hair (b) tiny paper bits (c) vinegar (d) a plastic comb
  8. 8.True or false: a battery cell is needed for the static comb. (a) True (b) False
  9. 9.🧺 Which of these is not needed for the static comb? (a) a balloon (b) a plastic comb (c) a battery cell (d) dry hair
  10. 10.⚖️ 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
  11. 11.True or false: thermocol bits does not move to a charged comb. (a) False (b) True
  12. 12.📘 Rubbing moves tiny charges. What do we call the charge that builds up? (a) magnetism (b) static electricity (c) sunlight (d) gravity
  13. 13.🔮 Predict: a charged comb is held near a thin stream of tap water. What happens? (a) the water stops (b) the stream bends (c) the water freezes (d) nothing at all
  14. 14.🔍 Which is the odd one out? (a) a pebble (b) a thin water stream (c) a heavy book (d) a brick
  15. 15.⚡ A rubbed comb is held near dry hair. What happens? (a) does not move (b) jumps to the comb
  16. 16.True or false: a plastic comb is not needed for the static comb. (a) True (b) False
  17. 17.True or false: a heavy book does not move to a charged comb. (a) False (b) True
  18. 18.True or false: turmeric powder is needed for the static comb. (a) False (b) True
  19. 19.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: the same hair is the one thing we change. (a) True (b) False
  20. 20.⚡ Which of these does not move to a charged comb? (a) tiny paper bits (b) puffed rice (c) a thin water stream (d) a steel spoon
  21. 21.⚡ Why does the rubbed comb pull the paper bits? (a) it has static charge (b) it is hot (c) it is sticky (d) it is a magnet
  22. 22.True or false: puffed rice jumps to a charged comb. (a) False (b) True
  23. 23.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a plastic comb (b) a mirror (c) dry hair (d) tiny paper bits
  24. 24.🔍 Which is the odd one out? (a) tiny paper bits (b) thermocol bits (c) a steel spoon (d) dry hair
  25. 25.🧺 Do we need a plastic comb for the static comb? (a) not needed (b) needed
  26. 26.⚡ 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
  27. 27.🛟 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
  28. 28.True or false: tiny paper bits is needed for the static comb. (a) True (b) False
  29. 29.🧺 Do we need a magnet for the static comb? (a) needed (b) not needed
  30. 30.⚡ Which of these jumps to a charged comb? (a) a heavy book (b) a thin water stream (c) a pebble (d) a steel spoon
  31. 31.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? Which of these is the one thing we change? (a) the same comb (b) number of rubs (c) distance to the paper (d) the paper bit size
  32. 32.🔍 Which is the odd one out? (a) dry hair (b) tiny paper bits (c) puffed rice (d) a heavy book
  33. 33.⚡ Which big natural spark is caused by static electricity? (a) dew (b) lightning (c) a rainbow (d) the wind
  34. 34.True or false: yeast is needed for the static comb. (a) True (b) False
  35. 35.True or false: yeast is not needed for the static comb. (a) False (b) True
  36. 36.🧺 Which of these is needed for the static comb? (a) turmeric powder (b) vinegar (c) a plastic comb (d) yeast
  37. 37.True or false: vinegar is not needed for the static comb. (a) True (b) False
  38. 38.⚖️ 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
  39. 39.True or false: a pebble jumps to a charged comb. (a) True (b) False
  40. 40.🧺 Which of these is needed for the static comb? (a) a magnet (b) vinegar (c) a mirror (d) dry hair

Answer key

  1. True
  2. a heavy book
  3. turmeric powder
  4. tiny paper bits
  5. it sticks for a while
  6. a magnet
  7. vinegar
  8. False
  9. a battery cell
  10. True
  11. False
  12. static electricity
  13. the stream bends
  14. a thin water stream
  15. jumps to the comb
  16. False
  17. True
  18. False
  19. False
  20. a steel spoon
  21. it has static charge
  22. True
  23. a mirror
  24. a steel spoon
  25. needed
  26. the bits jump to it
  27. indoors
  28. True
  29. not needed
  30. a thin water stream
  31. number of rubs
  32. a heavy book
  33. lightning
  34. False
  35. True
  36. a plastic comb
  37. True
  38. False
  39. False
  40. dry hair

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