Static Electricity Experiment Worksheet

Science experiments lesson 21: Static electricity: comb and paper bits · Set 384 · 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.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) dry hair (b) a balloon (c) a plastic comb (d) turmeric powder
2. 2.⚡ Which big natural spark is caused by static electricity? (a) lightning (b) a rainbow (c) the wind (d) dew
3. 3.True or false: vinegar is needed for the static comb. (a) False (b) True
4. 4.🧺 Which of these is not needed for the static comb? (a) dry hair (b) a balloon (c) vinegar (d) a plastic comb
5. 5.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) vinegar (b) a plastic comb (c) dry hair (d) tiny paper bits
6. 6.True or false: a battery cell is needed for the static comb. (a) True (b) False
7. 7.🔍 Which is the odd one out? (a) a brick (b) a pebble (c) a heavy book (d) tiny paper bits
8. 8.⚡ Why does the comb trick work best on a dry day? (a) damp air leaks charge (b) wet hair is magnetic (c) dry days are noisy (d) water adds charge
9. 9.🛟 There is lightning outside. Where is it safest to be? (a) in an open field (b) under a tall tree (c) on a rooftop (d) indoors
10. 10.🛟 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
11. 11.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? Which of these is what we measure? (a) the same comb (b) number of rubs (c) paper bits picked up (d) the same hair
12. 12.⚡ A rubbed comb is held near tiny paper bits. What happens? (a) does not move (b) jumps to the comb
13. 13.🧺 Do we need turmeric powder for the static comb? (a) not needed (b) needed
14. 14.🔍 Which is the odd one out? (a) a brick (b) a steel spoon (c) a heavy book (d) thermocol bits
15. 15.⚡ Which of these does not move to a charged comb? (a) puffed rice (b) thermocol bits (c) a pebble (d) dry hair
16. 16.🧺 Which of these is not needed for the static comb? (a) dry hair (b) a mirror (c) a balloon (d) tiny paper bits
17. 17.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a balloon (b) tiny paper bits (c) a magnet (d) dry hair
18. 18.🧺 Which of these is not needed for the static comb? (a) a plastic comb (b) a battery cell (c) a balloon (d) dry hair
19. 19.True or false: a mirror is needed for the static comb. (a) False (b) True
20. 20.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a mirror (b) dry hair (c) a balloon (d) a plastic comb
21. 21.⚡ Which of these does not move to a charged comb? (a) a heavy book (b) tiny paper bits (c) thermocol bits (d) a thin water stream
22. 22.⚖️ 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
23. 23.⚖️ 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
24. 24.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? Which of these is kept the same? (a) distance to the paper (b) number of rubs (c) paper bits picked up
25. 25.🧺 Do we need a balloon for the static comb? (a) not needed (b) needed
26. 26.🧺 Which of these is not needed for the static comb? (a) a plastic comb (b) dry hair (c) tiny paper bits (d) yeast
27. 27.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: number of rubs is the one thing we change. (a) False (b) True
28. 28.True or false: a balloon is not needed for the static comb. (a) False (b) True
29. 29.⚡ A rubbed comb is held near a pebble. What happens? (a) does not move (b) jumps to the comb
30. 30.🧺 Do we need yeast for the static comb? (a) needed (b) not needed
31. 31.⚖️ 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
32. 32.⚡ Why does the rubbed comb pull the paper bits? (a) it is sticky (b) it has static charge (c) it is hot (d) it is a magnet
33. 33.True or false: a mirror is not needed for the static comb. (a) False (b) True
34. 34.True or false: dry hair is needed for the static comb. (a) False (b) True
35. 35.🧺 Do we need a battery cell for the static comb? (a) needed (b) not needed
36. 36.True or false: dry hair does not move to a charged comb. (a) True (b) False
37. 37.⚡ Which of these jumps to a charged comb? (a) a heavy book (b) a thin water stream (c) a steel spoon (d) a pebble
38. 38.True or false: a thin water stream does not move to a charged comb. (a) True (b) False
39. 39.⚡ A rubbed comb is held near dry hair. What happens? (a) does not move (b) jumps to the comb
40. 40.🔮 Predict: a charged comb is held near a thin stream of tap water. What happens? (a) the water freezes (b) the stream bends (c) nothing at all (d) the water stops

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