Static Electricity Experiment Worksheet

Science experiments lesson 21: Static electricity: comb and paper bits · Set 605 · 40 questions

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.

1. 1.⚖️ 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) distance to the paper
2. 2.True or false: dry hair jumps to a charged comb. (a) False (b) True
3. 3.🧺 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
4. 4.True or false: a balloon is needed for the static comb. (a) True (b) False
5. 5.🧺 Do we need a battery cell for the static comb? (a) not needed (b) needed
6. 6.⚡ Which of these jumps to a charged comb? (a) a steel spoon (b) a heavy book (c) a brick (d) a thin water stream
7. 7.⚡ Which of these jumps to a charged comb? (a) a steel spoon (b) a brick (c) dry hair (d) a heavy book
8. 8.📘 Rubbing moves tiny charges. What do we call the charge that builds up? (a) static electricity (b) magnetism (c) sunlight (d) gravity
9. 9.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a balloon (b) vinegar (c) dry hair (d) a plastic comb
10. 10.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a plastic comb (b) a magnet (c) dry hair (d) a balloon
11. 11.⚖️ 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) the paper bit size (c) number of rubs (d) paper bits picked up
12. 12.🧺 Which of these is needed for the static comb? (a) turmeric powder (b) a magnet (c) tiny paper bits (d) a mirror
13. 13.🔍 Which is the odd one out? (a) a thin water stream (b) tiny paper bits (c) thermocol bits (d) a steel spoon
14. 14.True or false: thermocol bits jumps to a charged comb. (a) True (b) False
15. 15.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? What do we do with “the paper bit size”? (a) we change it (b) we keep it the same (c) we measure it
16. 16.🛟 Static from a comb is safe. Which electricity must children never play with? (a) paper bits on a comb (b) plug points at home (c) a rubbed balloon (d) a rubbed plastic comb
17. 17.⚡ A rubbed comb is held near a thin water stream. What happens? (a) jumps to the comb (b) does not move
18. 18.🛟 There is lightning outside. Where is it safest to be? (a) on a rooftop (b) in an open field (c) indoors (d) under a tall tree
19. 19.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? Which of these is what we measure? (a) paper bits picked up (b) number of rubs (c) the same comb (d) distance to the paper
20. 20.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a plastic comb (b) a balloon (c) tiny paper bits (d) yeast
21. 21.⚖️ 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
22. 22.⚡ Which of these jumps to a charged comb? (a) a pebble (b) a brick (c) tiny paper bits (d) a steel spoon
23. 23.🔍 Which is the odd one out? (a) a steel spoon (b) a brick (c) dry hair (d) a pebble
24. 24.True or false: a heavy book does not move to a charged comb. (a) False (b) True
25. 25.⚖️ 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) the same comb (c) paper bits picked up
26. 26.🧺 Do we need yeast for the static comb? (a) needed (b) not needed
27. 27.🔮 Predict: you wet the comb before trying again. What happens? (a) it hardly works (b) it becomes a magnet (c) it lights up (d) it works better
28. 28.🧺 Which of these is not needed for the static comb? (a) a plastic comb (b) yeast (c) dry hair (d) tiny paper bits
29. 29.⚡ A rubbed comb is held near a brick. What happens? (a) jumps to the comb (b) does not move
30. 30.🧺 Do we need a magnet for the static comb? (a) needed (b) not needed
31. 31.⚡ Which of these does not move to a charged comb? (a) tiny paper bits (b) dry hair (c) thermocol bits (d) a pebble
32. 32.True or false: a mirror is not needed for the static comb. (a) True (b) False
33. 33.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a mirror (b) a balloon (c) dry hair (d) tiny paper bits
34. 34.⚡ 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 blue (d) they turn wet
35. 35.🔍 Which is the odd one out? (a) a steel spoon (b) a brick (c) tiny paper bits (d) a pebble
36. 36.⚡ A rubbed comb is held near a pebble. What happens? (a) jumps to the comb (b) does not move
37. 37.⚖️ 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
38. 38.🧺 Which of these is not needed for the static comb? (a) a mirror (b) a balloon (c) a plastic comb (d) dry hair
39. 39.⚖️ 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 keep it the same (c) we change it
40. 40.⚖️ 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

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