Static Electricity Experiment Worksheet

Science experiments lesson 21: Static electricity: comb and paper bits · Set 356 · 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 magnet (c) a plastic comb (d) tiny paper bits
2. 2.🧺 Do we need dry hair for the static comb? (a) needed (b) not needed
3. 3.⚡ Which of these does not move to a charged comb? (a) puffed rice (b) a pebble (c) thermocol bits (d) a thin water stream
4. 4.⚖️ 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
5. 5.⚡ Which big natural spark is caused by static electricity? (a) dew (b) a rainbow (c) lightning (d) the wind
6. 6.🧺 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) yeast
7. 7.🧺 Which of these is not needed for the static comb? (a) a balloon (b) a plastic comb (c) yeast (d) tiny paper bits
8. 8.True or false: dry hair jumps to a charged comb. (a) False (b) True
9. 9.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) tiny paper bits (b) a balloon (c) a mirror (d) dry hair
10. 10.🔮 Predict: you rub a balloon on dry hair and hold it on a wall. What happens? (a) it bursts at once (b) it falls straight down (c) it sticks for a while (d) it turns into water
11. 11.🧺 Which of these is needed for the static comb? (a) vinegar (b) a battery cell (c) a mirror (d) tiny paper bits
12. 12.🧺 Which of these is needed for the static comb? (a) yeast (b) vinegar (c) a mirror (d) dry hair
13. 13.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) tiny paper bits (b) a plastic comb (c) vinegar (d) dry hair
14. 14.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? Which of these is what we measure? (a) number of rubs (b) distance to the paper (c) the paper bit size (d) paper bits picked up
15. 15.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) dry hair (b) tiny paper bits (c) a balloon (d) a battery cell
16. 16.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) dry hair (b) tiny paper bits (c) a balloon (d) turmeric powder
17. 17.True or false: a thin water stream does not move to a charged comb. (a) False (b) True
18. 18.True or false: a heavy book jumps to a charged comb. (a) True (b) False
19. 19.🛟 Static from a comb is safe. Which electricity must children never play with? (a) a rubbed balloon (b) plug points at home (c) a rubbed plastic comb (d) paper bits on a comb
20. 20.⚖️ 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
21. 21.🧺 Which of these is not needed for the static comb? (a) dry hair (b) a balloon (c) a plastic comb (d) a magnet
22. 22.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: the paper bit size is the one thing we change. (a) False (b) True
23. 23.🧺 Do we need yeast 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) indoors (c) under a tall tree (d) in an open field
25. 25.⚡ Why does the rubbed comb pull the paper bits? (a) it is sticky (b) it is a magnet (c) it is hot (d) it has static charge
26. 26.⚡ A rubbed comb is held near a pebble. What happens? (a) jumps to the comb (b) does not move
27. 27.⚖️ 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) the paper bit size (c) number of rubs
28. 28.⚡ Which of these jumps to a charged comb? (a) a heavy book (b) a brick (c) thermocol bits (d) a pebble
29. 29.⚡ Which of these does not move to a charged comb? (a) a thin water stream (b) tiny paper bits (c) a heavy book (d) thermocol bits
30. 30.True or false: a plastic comb is not needed for the static comb. (a) False (b) True
31. 31.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? What do we do with “the same hair”? (a) we measure it (b) we change it (c) we keep it the same
32. 32.True or false: turmeric powder is not needed for the static comb. (a) False (b) True
33. 33.⚡ A rubbed comb is held near thermocol bits. What happens? (a) does not move (b) jumps to the comb
34. 34.🧺 Which of these is needed for the static comb? (a) a battery cell (b) a plastic comb (c) vinegar (d) yeast
35. 35.⚖️ 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
36. 36.True or false: tiny paper bits is not needed for the static comb. (a) False (b) True
37. 37.🔍 Which is the odd one out? (a) tiny paper bits (b) dry hair (c) a heavy book (d) a thin water stream
38. 38.🧺 Do we need vinegar for the static comb? (a) needed (b) not needed
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 keep it the same (b) we change it (c) we measure it
40. 40.⚡ Which of these jumps to a charged comb? (a) a brick (b) a pebble (c) a thin water stream (d) a steel spoon

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