Static Electricity Experiment Worksheet

Science experiments lesson 21: Static electricity: comb and paper bits · Set 655 · 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) a balloon (b) vinegar (c) a plastic comb (d) dry hair
2. 2.🔮 Predict: you rub a balloon on dry hair and hold it on a wall. What happens? (a) it turns into water (b) it bursts at once (c) it falls straight down (d) it sticks for a while
3. 3.🔍 Which is the odd one out? (a) a steel spoon (b) a heavy book (c) thermocol bits (d) a pebble
4. 4.🛟 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
5. 5.📘 Rubbing moves tiny charges. What do we call the charge that builds up? (a) gravity (b) sunlight (c) magnetism (d) static electricity
6. 6.True or false: yeast is not needed for the static comb. (a) True (b) False
7. 7.⚖️ 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
8. 8.🛟 Static from a comb is safe. Which electricity must children never play with? (a) a rubbed plastic comb (b) a rubbed balloon (c) paper bits on a comb (d) plug points at home
9. 9.🔍 Which is the odd one out? (a) a thin water stream (b) tiny paper bits (c) a brick (d) puffed rice
10. 10.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: the same hair is kept the same. (a) True (b) False
11. 11.⚡ A rubbed comb is held near a brick. What happens? (a) does not move (b) jumps to the comb
12. 12.⚡ Which of these jumps to a charged comb? (a) a brick (b) a pebble (c) tiny paper bits (d) a heavy book
13. 13.🔍 Which is the odd one out? (a) tiny paper bits (b) puffed rice (c) dry hair (d) a heavy book
14. 14.⚖️ 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) True (b) False
15. 15.🧺 Which of these is needed for the static comb? (a) a mirror (b) turmeric powder (c) a balloon (d) a magnet
16. 16.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? What do we do with “the same comb”? (a) we change it (b) we keep it the same (c) we measure it
17. 17.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) yeast (b) a plastic comb (c) dry hair (d) tiny paper bits
18. 18.🧺 Do we need tiny paper bits for the static comb? (a) not needed (b) needed
19. 19.⚖️ 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
20. 20.⚡ Which big natural spark is caused by static electricity? (a) lightning (b) the wind (c) a rainbow (d) dew
21. 21.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: distance to the paper is kept the same. (a) False (b) True
22. 22.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? Which of these is the one thing we change? (a) the paper bit size (b) paper bits picked up (c) distance to the paper (d) number of rubs
23. 23.🧺 Do we need yeast for the static comb? (a) not needed (b) needed
24. 24.⚡ Which of these does not move to a charged comb? (a) tiny paper bits (b) thermocol bits (c) puffed rice (d) a brick
25. 25.True or false: a magnet is needed for the static comb. (a) False (b) True
26. 26.🧺 Do we need a magnet for the static comb? (a) not needed (b) needed
27. 27.🧺 Do we need a balloon for the static comb? (a) needed (b) not needed
28. 28.🔍 Which is the odd one out? (a) a steel spoon (b) a heavy book (c) a brick (d) dry hair
29. 29.⚡ Which of these jumps to a charged comb? (a) a pebble (b) a heavy book (c) a steel spoon (d) puffed rice
30. 30.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a mirror (b) dry hair (c) tiny paper bits (d) a balloon
31. 31.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) dry hair (b) a plastic comb (c) turmeric powder (d) a balloon
32. 32.🔮 Predict: you wet the comb before trying again. What happens? (a) it becomes a magnet (b) it works better (c) it lights up (d) it hardly works
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 not needed for the static comb? (a) a plastic comb (b) tiny paper bits (c) a battery cell (d) a balloon
35. 35.⚡ A rubbed comb is held near a heavy book. What happens? (a) does not move (b) jumps to the comb
36. 36.⚡ Why does the rubbed comb pull the paper bits? (a) it is hot (b) it is a magnet (c) it is sticky (d) it has static charge
37. 37.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? Which of these is kept the same? (a) the same comb (b) paper bits picked up (c) number of rubs
38. 38.True or false: tiny paper bits does not move to a charged comb. (a) True (b) False
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) False (b) True
40. 40.⚡ A rubbed comb is held near dry hair. What happens? (a) jumps to the comb (b) does not move

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