Static Electricity Experiment Worksheet

Science experiments lesson 21: Static electricity: comb and paper bits · Set 555 · 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) puffed rice (b) a brick (c) a steel spoon (d) a heavy book
2. 2.True or false: a magnet is needed for the static comb. (a) True (b) False
3. 3.⚡ A rubbed comb is held near tiny paper bits. What happens? (a) does not move (b) jumps to the comb
4. 4.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? What do we do with “the same hair”? (a) we keep it the same (b) we change it (c) we measure it
5. 5.True or false: dry hair jumps to a charged comb. (a) False (b) True
6. 6.🧺 Do we need vinegar for the static comb? (a) not needed (b) needed
7. 7.True or false: vinegar is needed for the static comb. (a) False (b) True
8. 8.⚡ A rubbed comb is held near a brick. What happens? (a) jumps to the comb (b) does not move
9. 9.🔍 Which is the odd one out? (a) a steel spoon (b) tiny paper bits (c) a thin water stream (d) dry hair
10. 10.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a plastic comb (b) a balloon (c) tiny paper bits (d) yeast
11. 11.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a balloon (b) a mirror (c) a plastic comb (d) tiny paper bits
12. 12.⚡ Why does the comb trick work best on a dry day? (a) water adds charge (b) dry days are noisy (c) wet hair is magnetic (d) damp air leaks charge
13. 13.⚖️ 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) the same comb (c) number of rubs (d) the same hair
14. 14.True or false: a battery cell is not needed for the static comb. (a) False (b) True
15. 15.🛟 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
16. 16.🧺 Which of these is not needed for the static comb? (a) dry hair (b) tiny paper bits (c) a balloon (d) turmeric powder
17. 17.🧺 Which of these is needed for the static comb? (a) tiny paper bits (b) a mirror (c) a magnet (d) a battery cell
18. 18.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) dry hair (b) tiny paper bits (c) a battery cell (d) a balloon
19. 19.🔍 Which is the odd one out? (a) a heavy book (b) tiny paper bits (c) dry hair (d) a thin water stream
20. 20.🔮 Predict: you rub a balloon on dry hair and hold it on a wall. What happens? (a) it turns into water (b) it falls straight down (c) it sticks for a while (d) it bursts at once
21. 21.🔍 Which is the odd one out? (a) a heavy book (b) a brick (c) a steel spoon (d) dry hair
22. 22.⚡ You comb dry hair and hold the comb near tiny paper bits. What happens? (a) the bits jump to it (b) they turn blue (c) they turn wet (d) nothing happens
23. 23.⚡ Which of these does not move to a charged comb? (a) puffed rice (b) a pebble (c) dry hair (d) thermocol bits
24. 24.🧺 Do we need yeast for the static comb? (a) needed (b) not needed
25. 25.⚡ Which big natural spark is caused by static electricity? (a) the wind (b) lightning (c) a rainbow (d) dew
26. 26.🧺 Which of these is needed for the static comb? (a) vinegar (b) a balloon (c) a magnet (d) turmeric powder
27. 27.🧺 Do we need a battery cell for the static comb? (a) needed (b) not needed
28. 28.True or false: a balloon is not needed for the static comb. (a) False (b) True
29. 29.🧺 Which of these is not needed for the static comb? (a) a balloon (b) tiny paper bits (c) vinegar (d) a plastic comb
30. 30.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? Which of these is what we measure? (a) distance to the paper (b) number of rubs (c) paper bits picked up (d) the same hair
31. 31.True or false: tiny paper bits is not needed for the static comb. (a) True (b) False
32. 32.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a plastic comb (b) a balloon (c) tiny paper bits (d) vinegar
33. 33.🧺 Which of these is not needed for the static comb? (a) a plastic comb (b) a balloon (c) dry hair (d) a magnet
34. 34.⚡ A rubbed comb is held near a pebble. What happens? (a) jumps to the comb (b) does not move
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.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: the same comb is what we measure. (a) True (b) False
37. 37.🧺 Which of these is needed for the static comb? (a) yeast (b) vinegar (c) a battery cell (d) dry hair
38. 38.🧺 Do we need a plastic comb for the static comb? (a) not needed (b) needed
39. 39.True or false: thermocol bits does not move to a charged comb. (a) False (b) True
40. 40.📘 Rubbing moves tiny charges. What do we call the charge that builds up? (a) sunlight (b) gravity (c) magnetism (d) static electricity

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