Static Electricity Experiment Worksheet

Science experiments lesson 21: Static electricity: comb and paper bits · Set 326 · 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) thermocol bits (c) a thin water stream (d) a heavy book
2. 2.True or false: a balloon is not needed for the static comb. (a) True (b) False
3. 3.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a balloon (b) a magnet (c) a plastic comb (d) tiny paper bits
4. 4.🧺 Which of these is not needed for the static comb? (a) a balloon (b) a magnet (c) a plastic comb (d) tiny paper bits
5. 5.🔍 Which is the odd one out? (a) a thin water stream (b) dry hair (c) a brick (d) puffed rice
6. 6.⚖️ 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) the paper bit size
7. 7.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? What do we do with “the paper bit size”? (a) we measure it (b) we change it (c) we keep it the same
8. 8.🧺 Which of these is not needed for the static comb? (a) a plastic comb (b) dry hair (c) vinegar (d) tiny paper bits
9. 9.🧺 Do we need tiny paper bits for the static comb? (a) not needed (b) needed
10. 10.⚖️ 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
11. 11.⚖️ 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 keep it the same (c) we measure it
12. 12.⚡ A rubbed comb is held near a pebble. What happens? (a) jumps to the comb (b) does not move
13. 13.🛟 Static from a comb is safe. Which electricity must children never play with? (a) plug points at home (b) paper bits on a comb (c) a rubbed balloon (d) a rubbed plastic comb
14. 14.⚖️ 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) number of rubs (c) the paper bit size (d) paper bits picked up
15. 15.🔍 Which is the odd one out? (a) a steel spoon (b) thermocol bits (c) a pebble (d) a heavy book
16. 16.🧺 Do we need dry hair for the static comb? (a) needed (b) not needed
17. 17.⚡ You comb dry hair and hold the comb near tiny paper bits. What happens? (a) they turn blue (b) they turn wet (c) the bits jump to it (d) nothing happens
18. 18.📘 Rubbing moves tiny charges. What do we call the charge that builds up? (a) sunlight (b) static electricity (c) magnetism (d) gravity
19. 19.🧺 Which of these is needed for the static comb? (a) dry hair (b) a battery cell (c) yeast (d) a magnet
20. 20.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a balloon (b) a plastic comb (c) tiny paper bits (d) vinegar
21. 21.⚡ Which of these jumps to a charged comb? (a) tiny paper bits (b) a steel spoon (c) a pebble (d) a brick
22. 22.True or false: dry hair jumps to a charged comb. (a) True (b) False
23. 23.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? Which of these is the one thing we change? (a) the same comb (b) number of rubs (c) paper bits picked up (d) the paper bit size
24. 24.🛟 There is lightning outside. Where is it safest to be? (a) under a tall tree (b) on a rooftop (c) indoors (d) in an open field
25. 25.🧺 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
26. 26.🧺 Do we need a magnet for the static comb? (a) not needed (b) needed
27. 27.⚡ Why does the rubbed comb pull the paper bits? (a) it is sticky (b) it is hot (c) it is a magnet (d) it has static charge
28. 28.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: number of rubs is the one thing we change. (a) True (b) False
29. 29.⚖️ 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) True (b) False
30. 30.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: the paper bit size is what we measure. (a) False (b) True
31. 31.🧺 Do we need a battery cell for the static comb? (a) needed (b) not needed
32. 32.⚡ Which big natural spark is caused by static electricity? (a) dew (b) lightning (c) the wind (d) a rainbow
33. 33.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? What do we do with “number of rubs”? (a) we measure it (b) we change it (c) we keep it the same
34. 34.🧺 Which of these is needed for the static comb? (a) a magnet (b) yeast (c) a plastic comb (d) a battery cell
35. 35.🔍 Which is the odd one out? (a) a heavy book (b) a brick (c) a thin water stream (d) a pebble
36. 36.True or false: a plastic comb is needed for the static comb. (a) False (b) True
37. 37.🔍 Which is the odd one out? (a) a pebble (b) puffed rice (c) thermocol bits (d) a thin water stream
38. 38.True or false: a heavy book does not move to a charged comb. (a) True (b) False
39. 39.True or false: a balloon is needed for the static comb. (a) True (b) False
40. 40.⚡ A rubbed comb is held near thermocol bits. What happens? (a) does not move (b) jumps to the comb

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