Static Electricity Experiment Worksheet

Science experiments lesson 21: Static electricity: comb and paper bits · Set 712 · 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 is the odd one out? (a) thermocol bits (b) a heavy book (c) dry hair (d) puffed rice
2. 2.⚡ Which of these jumps to a charged comb? (a) a brick (b) a pebble (c) dry hair (d) a steel spoon
3. 3.🧺 Which of these is not needed for the static comb? (a) tiny paper bits (b) yeast (c) a balloon (d) a plastic comb
4. 4.🧺 Do we need vinegar for the static comb? (a) not needed (b) needed
5. 5.🔮 Predict: a charged comb is held near a thin stream of tap water. What happens? (a) the stream bends (b) the water stops (c) the water freezes (d) nothing at all
6. 6.⚖️ 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) False (b) True
7. 7.⚡ 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
8. 8.⚡ Which of these jumps to a charged comb? (a) a pebble (b) a brick (c) a heavy book (d) a thin water stream
9. 9.📘 Rubbing moves tiny charges. What do we call the charge that builds up? (a) gravity (b) static electricity (c) magnetism (d) sunlight
10. 10.⚡ Which of these does not move to a charged comb? (a) a thin water stream (b) dry hair (c) a heavy book (d) tiny paper bits
11. 11.🧺 Do we need yeast for the static comb? (a) not needed (b) needed
12. 12.True or false: a battery cell is needed for the static comb. (a) True (b) False
13. 13.⚡ Which big natural spark is caused by static electricity? (a) dew (b) lightning (c) a rainbow (d) the wind
14. 14.🛟 Static from a comb is safe. Which electricity must children never play with? (a) a rubbed balloon (b) paper bits on a comb (c) a rubbed plastic comb (d) plug points at home
15. 15.⚡ A rubbed comb is held near puffed rice. What happens? (a) jumps to the comb (b) does not move
16. 16.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a plastic comb (b) tiny paper bits (c) a balloon (d) a mirror
17. 17.⚖️ 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
18. 18.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a balloon (b) dry hair (c) yeast (d) a plastic comb
19. 19.🔍 Which is the odd one out? (a) a pebble (b) thermocol bits (c) a brick (d) a steel spoon
20. 20.⚖️ 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 measure it (c) we keep it the same
21. 21.🧺 Which of these is needed for the static comb? (a) a mirror (b) a plastic comb (c) turmeric powder (d) a battery cell
22. 22.🔍 Which is the odd one out? (a) a pebble (b) a heavy book (c) a brick (d) dry hair
23. 23.🛟 There is lightning outside. Where is it safest to be? (a) under a tall tree (b) in an open field (c) on a rooftop (d) indoors
24. 24.⚖️ 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) distance to the paper (c) number of rubs (d) the same hair
25. 25.True or false: yeast is needed for the static comb. (a) False (b) True
26. 26.🔮 Predict: you rub a balloon on dry hair and hold it on a wall. What happens? (a) it bursts at once (b) it sticks for a while (c) it turns into water (d) it falls straight down
27. 27.🧺 Which of these is not needed for the static comb? (a) a balloon (b) tiny paper bits (c) dry hair (d) a magnet
28. 28.⚖️ 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) True (b) False
29. 29.🧺 Do we need a battery cell for the static comb? (a) needed (b) not needed
30. 30.🧺 Do we need a magnet for the static comb? (a) not needed (b) needed
31. 31.True or false: a heavy book jumps to a charged comb. (a) True (b) False
32. 32.True or false: a pebble does not move to a charged comb. (a) False (b) True
33. 33.True or false: a magnet is needed for the static comb. (a) False (b) True
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 comb (b) the same hair (c) the paper bit size (d) paper bits picked up
35. 35.True or false: a heavy book does not move to a charged comb. (a) False (b) True
36. 36.True or false: tiny paper bits is needed for the static comb. (a) False (b) True
37. 37.🔍 Which is the odd one out? (a) a brick (b) tiny paper bits (c) a heavy book (d) a pebble
38. 38.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a plastic comb (b) a battery cell (c) tiny paper bits (d) a balloon
39. 39.🔍 Which is the odd one out? (a) dry hair (b) a thin water stream (c) tiny paper bits (d) a pebble
40. 40.True or false: a thin water stream jumps to a charged comb. (a) True (b) False

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