Static Electricity Experiment Worksheet

Science experiments lesson 21: Static electricity: comb and paper bits · Set 983 · 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) a mirror
2. 2.True or false: tiny paper bits jumps to a charged comb. (a) False (b) True
3. 3.True or false: vinegar is not needed for the static comb. (a) False (b) True
4. 4.🧺 Which of these is needed for the static comb? (a) a magnet (b) a mirror (c) dry hair (d) vinegar
5. 5.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: the paper bit size is kept the same. (a) True (b) False
6. 6.🧺 Which of these is not needed for the static comb? (a) tiny paper bits (b) yeast (c) a balloon (d) a plastic comb
7. 7.⚡ Which of these does not move to a charged comb? (a) puffed rice (b) thermocol bits (c) tiny paper bits (d) a brick
8. 8.🔍 Which is the odd one out? (a) thermocol bits (b) a thin water stream (c) a steel spoon (d) dry hair
9. 9.🧺 Which of these is needed for the static comb? (a) a mirror (b) a battery cell (c) yeast (d) a balloon
10. 10.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a balloon (b) dry hair (c) a plastic comb (d) turmeric powder
11. 11.True or false: a heavy book jumps to a charged comb. (a) True (b) False
12. 12.⚡ A rubbed comb is held near a steel spoon. What happens? (a) jumps to the comb (b) does not move
13. 13.⚡ Which of these does not move to a charged comb? (a) thermocol bits (b) a thin water stream (c) a pebble (d) tiny paper bits
14. 14.⚖️ 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
15. 15.⚡ A rubbed comb is held near tiny paper bits. What happens? (a) does not move (b) jumps to the comb
16. 16.⚡ A rubbed comb is held near a brick. What happens? (a) does not move (b) jumps to the comb
17. 17.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? What do we do with “the paper bit size”? (a) we keep it the same (b) we change it (c) we measure it
18. 18.🔮 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
19. 19.⚡ A rubbed comb is held near a pebble. What happens? (a) jumps to the comb (b) does not move
20. 20.⚡ Which big natural spark is caused by static electricity? (a) lightning (b) the wind (c) dew (d) a rainbow
21. 21.True or false: dry hair is needed for the static comb. (a) False (b) True
22. 22.⚡ Which of these does not move to a charged comb? (a) a heavy book (b) thermocol bits (c) puffed rice (d) a thin water stream
23. 23.🧺 Do we need dry hair for the static comb? (a) needed (b) not needed
24. 24.🛟 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
25. 25.🧺 Which of these is needed for the static comb? (a) tiny paper bits (b) a magnet (c) vinegar (d) turmeric powder
26. 26.True or false: dry hair is not needed for the static comb. (a) False (b) True
27. 27.🔮 Predict: you rub a balloon on dry hair and hold it on a wall. What happens? (a) it sticks for a while (b) it bursts at once (c) it falls straight down (d) it turns into water
28. 28.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: the same comb is kept the same. (a) False (b) True
29. 29.⚖️ 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) distance to the paper
30. 30.⚡ A rubbed comb is held near a heavy book. What happens? (a) jumps to the comb (b) does not move
31. 31.🧺 Do we need a battery cell for the static comb? (a) needed (b) not needed
32. 32.🔍 Which is the odd one out? (a) thermocol bits (b) a heavy book (c) a steel spoon (d) a pebble
33. 33.🛟 Static from a comb is safe. Which electricity must children never play with? (a) paper bits on a comb (b) a rubbed balloon (c) plug points at home (d) a rubbed plastic comb
34. 34.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? Which of these is what we measure? (a) the same hair (b) the paper bit size (c) the same comb (d) paper bits picked up
35. 35.True or false: a magnet is not needed for the static comb. (a) False (b) True
36. 36.🧺 Which of these is not needed for the static comb? (a) tiny paper bits (b) a plastic comb (c) a balloon (d) vinegar
37. 37.True or false: a magnet is needed for the static comb. (a) False (b) True
38. 38.🧺 Which of these is not needed for the static comb? (a) turmeric powder (b) a balloon (c) tiny paper bits (d) a plastic comb
39. 39.⚖️ 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) True (b) False
40. 40.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? What do we do with “number of rubs”? (a) we change it (b) we keep it the same (c) we measure it

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