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

Static Electricity Experiment Worksheet

Science experiments lesson 21: Static electricity: comb and paper bits · Set 853 · 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.⚡ You comb dry hair and hold the comb near tiny paper bits. What happens? (a) they turn wet (b) they turn blue (c) nothing happens (d) the bits jump to it
  2. 2.⚖️ 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
  3. 3.True or false: vinegar is not needed for the static comb. (a) True (b) False
  4. 4.🔍 Which is the odd one out? (a) a brick (b) a pebble (c) a steel spoon (d) thermocol bits
  5. 5.🧺 Which of these is not needed for the static comb? (a) a plastic comb (b) a battery cell (c) tiny paper bits (d) dry hair
  6. 6.True or false: yeast is not needed for the static comb. (a) False (b) True
  7. 7.⚖️ 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 same comb
  8. 8.⚖️ 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) number of rubs (c) the same hair
  9. 9.⚡ Which of these jumps to a charged comb? (a) a steel spoon (b) thermocol bits (c) a brick (d) a pebble
  10. 10.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a balloon (b) dry hair (c) a magnet (d) a plastic comb
  11. 11.🔍 Which is the odd one out? (a) thermocol bits (b) tiny paper bits (c) dry hair (d) a brick
  12. 12.🧺 Do we need dry hair for the static comb? (a) not needed (b) needed
  13. 13.True or false: puffed rice jumps to a charged comb. (a) True (b) False
  14. 14.True or false: thermocol bits jumps to a charged comb. (a) True (b) False
  15. 15.🧺 Do we need a mirror for the static comb? (a) needed (b) not needed
  16. 16.⚡ Which of these jumps to a charged comb? (a) a brick (b) a pebble (c) a steel spoon (d) tiny paper bits
  17. 17.⚡ A rubbed comb is held near dry hair. What happens? (a) jumps to the comb (b) does not move
  18. 18.True or false: puffed rice does not move to a charged comb. (a) False (b) True
  19. 19.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) dry hair (b) turmeric powder (c) a plastic comb (d) tiny paper bits
  20. 20.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) vinegar (b) a balloon (c) dry hair (d) tiny paper bits
  21. 21.True or false: tiny paper bits is not needed for the static comb. (a) True (b) False
  22. 22.True or false: tiny paper bits is needed for the static comb. (a) False (b) True
  23. 23.⚡ Why does the rubbed comb pull the paper bits? (a) it is a magnet (b) it has static charge (c) it is hot (d) it is sticky
  24. 24.⚡ A rubbed comb is held near a thin water stream. What happens? (a) jumps to the comb (b) does not move
  25. 25.⚖️ 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) True (b) False
  26. 26.⚡ Which big natural spark is caused by static electricity? (a) the wind (b) dew (c) a rainbow (d) lightning
  27. 27.⚖️ 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) False (b) True
  28. 28.True or false: thermocol bits does not move to a charged comb. (a) True (b) False
  29. 29.🛟 There is lightning outside. Where is it safest to be? (a) on a rooftop (b) in an open field (c) under a tall tree (d) indoors
  30. 30.⚡ Which of these does not move to a charged comb? (a) dry hair (b) a thin water stream (c) a pebble (d) tiny paper bits
  31. 31.🧺 Which of these is not needed for the static comb? (a) a plastic comb (b) tiny paper bits (c) yeast (d) dry hair
  32. 32.⚡ Which of these jumps to a charged comb? (a) a pebble (b) a heavy book (c) a thin water stream (d) a brick
  33. 33.🛟 Static from a comb is safe. Which electricity must children never play with? (a) a rubbed plastic comb (b) paper bits on a comb (c) plug points at home (d) a rubbed balloon
  34. 34.🔍 Which is the odd one out? (a) dry hair (b) thermocol bits (c) a heavy book (d) tiny paper bits
  35. 35.⚖️ 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) paper bits picked up (c) the same comb
  36. 36.⚡ Which of these does not move to a charged comb? (a) a thin water stream (b) a brick (c) tiny paper bits (d) thermocol bits
  37. 37.⚡ A rubbed comb is held near thermocol bits. What happens? (a) does not move (b) jumps to the comb
  38. 38.True or false: a balloon is needed for the static comb. (a) False (b) True
  39. 39.True or false: a mirror is not needed for the static comb. (a) False (b) True
  40. 40.🔍 Which is the odd one out? (a) tiny paper bits (b) a brick (c) a heavy book (d) a steel spoon

Answer key

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

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