Static Electricity Experiment Worksheet

Science experiments lesson 21: Static electricity: comb and paper bits · Set 498 · 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.🧺 Which of these is needed for the static comb? (a) yeast (b) a balloon (c) a magnet (d) a mirror
2. 2.🧺 Which of these is needed for the static comb? (a) turmeric powder (b) a plastic comb (c) yeast (d) a mirror
3. 3.🔍 Which is the odd one out? (a) a steel spoon (b) tiny paper bits (c) a heavy book (d) a pebble
4. 4.🛟 Static from a comb is safe. Which electricity must children never play with? (a) a rubbed plastic comb (b) a rubbed balloon (c) plug points at home (d) paper bits on a comb
5. 5.🧺 Do we need a balloon for the static comb? (a) needed (b) not needed
6. 6.🧺 Do we need a magnet for the static comb? (a) needed (b) not needed
7. 7.True or false: a balloon is not needed for the static comb. (a) True (b) False
8. 8.True or false: a brick does not move to a charged comb. (a) False (b) True
9. 9.True or false: tiny paper bits jumps to a charged comb. (a) False (b) True
10. 10.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) dry hair (b) vinegar (c) tiny paper bits (d) a plastic comb
11. 11.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? What do we do with “the same hair”? (a) we change it (b) we measure it (c) we keep it the same
12. 12.🔍 Which is the odd one out? (a) a brick (b) dry hair (c) a steel spoon (d) a pebble
13. 13.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? What do we do with “distance to the paper”? (a) we change it (b) we keep it the same (c) we measure it
14. 14.⚡ Which of these jumps to a charged comb? (a) a heavy book (b) a steel spoon (c) a pebble (d) tiny paper bits
15. 15.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a balloon (b) tiny paper bits (c) a plastic comb (d) a magnet
16. 16.True or false: a steel spoon jumps to a charged comb. (a) False (b) True
17. 17.⚖️ 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) False (b) True
18. 18.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a balloon (b) a plastic comb (c) a mirror (d) tiny paper bits
19. 19.🔮 Predict: you rub a balloon on dry hair and hold it on a wall. What happens? (a) it sticks for a while (b) it turns into water (c) it falls straight down (d) it bursts at once
20. 20.⚡ A rubbed comb is held near a thin water stream. What happens? (a) jumps to the comb (b) does not move
21. 21.True or false: dry hair jumps to a charged comb. (a) True (b) False
22. 22.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? Which of these is kept the same? (a) the same hair (b) number of rubs (c) paper bits picked up
23. 23.⚡ A rubbed comb is held near dry hair. What happens? (a) jumps to the comb (b) does not move
24. 24.🔮 Predict: a charged comb is held near a thin stream of tap water. What happens? (a) nothing at all (b) the water freezes (c) the water stops (d) the stream bends
25. 25.⚡ Which big natural spark is caused by static electricity? (a) dew (b) lightning (c) a rainbow (d) the wind
26. 26.🧺 Which of these is not needed for the static comb? (a) a balloon (b) tiny paper bits (c) a plastic comb (d) a mirror
27. 27.⚡ Which of these does not move to a charged comb? (a) dry hair (b) a brick (c) a thin water stream (d) thermocol bits
28. 28.🛟 There is lightning outside. Where is it safest to be? (a) on a rooftop (b) under a tall tree (c) indoors (d) in an open field
29. 29.⚖️ 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
30. 30.🔍 Which is the odd one out? (a) a pebble (b) a heavy book (c) a thin water stream (d) a steel spoon
31. 31.True or false: turmeric powder is needed for the static comb. (a) False (b) True
32. 32.True or false: a magnet is needed for the static comb. (a) True (b) False
33. 33.🧺 Do we need dry hair for the static comb? (a) not needed (b) needed
34. 34.🧺 Do we need a mirror for the static comb? (a) needed (b) not needed
35. 35.🔍 Which is the odd one out? (a) tiny paper bits (b) thermocol bits (c) dry hair (d) a steel spoon
36. 36.⚖️ 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
37. 37.True or false: thermocol bits jumps to a charged comb. (a) False (b) True
38. 38.⚡ Which of these does not move to a charged comb? (a) a thin water stream (b) puffed rice (c) a heavy book (d) dry hair
39. 39.⚖️ 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) False (b) True
40. 40.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? Which of these is the one thing we change? (a) paper bits picked up (b) the same comb (c) number of rubs (d) distance to the paper

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