Static Electricity Experiment Worksheet

Science experiments lesson 21: Static electricity: comb and paper bits · Set 294 · 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.True or false: a steel spoon does not move to a charged comb. (a) False (b) True
2. 2.🛟 Static from a comb is safe. Which electricity must children never play with? (a) a rubbed plastic comb (b) paper bits on a comb (c) a rubbed balloon (d) plug points at home
3. 3.⚡ A rubbed comb is held near tiny paper bits. What happens? (a) jumps to the comb (b) does not move
4. 4.🧺 Which of these is needed for the static comb? (a) a magnet (b) a mirror (c) turmeric powder (d) a balloon
5. 5.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) dry hair (b) tiny paper bits (c) a mirror (d) a balloon
6. 6.🔍 Which is the odd one out? (a) a brick (b) a pebble (c) a heavy book (d) tiny paper bits
7. 7.🧺 Do we need a magnet for the static comb? (a) not needed (b) needed
8. 8.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: paper bits picked up is kept the same. (a) True (b) False
9. 9.🧺 Which of these is needed for the static comb? (a) vinegar (b) a mirror (c) yeast (d) tiny paper bits
10. 10.🧺 Do we need vinegar for the static comb? (a) needed (b) not needed
11. 11.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a plastic comb (b) a balloon (c) dry hair (d) a battery cell
12. 12.⚡ Which big natural spark is caused by static electricity? (a) the wind (b) a rainbow (c) lightning (d) dew
13. 13.🧺 Which of these is not needed for the static comb? (a) yeast (b) a plastic comb (c) tiny paper bits (d) a balloon
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 comb (b) paper bits picked up (c) number of rubs (d) the paper bit size
15. 15.🔮 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
16. 16.🔍 Which is the odd one out? (a) puffed rice (b) tiny paper bits (c) a thin water stream (d) a pebble
17. 17.📘 Rubbing moves tiny charges. What do we call the charge that builds up? (a) gravity (b) magnetism (c) sunlight (d) static electricity
18. 18.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: the same hair is kept the same. (a) False (b) True
19. 19.⚡ You comb dry hair and hold the comb near tiny paper bits. What happens? (a) nothing happens (b) the bits jump to it (c) they turn blue (d) they turn wet
20. 20.🛟 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
21. 21.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a balloon (b) tiny paper bits (c) yeast (d) dry hair
22. 22.True or false: dry hair is not needed for the static comb. (a) False (b) True
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 paper bit size (b) the same comb (c) paper bits picked up (d) number of rubs
24. 24.True or false: a heavy book does not move to a charged comb. (a) False (b) True
25. 25.True or false: thermocol bits jumps to a charged comb. (a) False (b) True
26. 26.⚡ Which of these jumps to a charged comb? (a) a steel spoon (b) puffed rice (c) a heavy book (d) a pebble
27. 27.🔍 Which is the odd one out? (a) a heavy book (b) a brick (c) a pebble (d) dry hair
28. 28.True or false: tiny paper bits is needed for the static comb. (a) False (b) True
29. 29.⚡ A rubbed comb is held near thermocol bits. What happens? (a) jumps to the comb (b) does not move
30. 30.🔍 Which is the odd one out? (a) a pebble (b) a brick (c) puffed rice (d) a heavy book
31. 31.⚡ Why does the rubbed comb pull the paper bits? (a) it is a magnet (b) it is sticky (c) it is hot (d) it has static charge
32. 32.🔍 Which is the odd one out? (a) a heavy book (b) a thin water stream (c) a brick (d) a steel spoon
33. 33.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? Which of these is kept the same? (a) the same hair (b) number of rubs (c) paper bits picked up
34. 34.⚡ A rubbed comb is held near dry hair. 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? What do we do with “the same comb”? (a) we change it (b) we keep it the same (c) we measure it
36. 36.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: the same comb is the one thing we change. (a) True (b) False
37. 37.⚡ Which of these jumps to a charged comb? (a) a heavy book (b) a thin water stream (c) a brick (d) a steel spoon
38. 38.True or false: a plastic comb is not needed for the static comb. (a) True (b) False
39. 39.True or false: a thin water stream does not move to a charged comb. (a) True (b) False
40. 40.🧺 Do we need turmeric powder for the static comb? (a) needed (b) not needed

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