Static Electricity Experiment Worksheet

Science experiments lesson 21: Static electricity: comb and paper bits · Set 456 · 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: dry hair is not needed for the static comb. (a) False (b) True
2. 2.⚡ Which of these jumps to a charged comb? (a) a steel spoon (b) a heavy book (c) a pebble (d) dry hair
3. 3.🔮 Predict: a charged comb is held near a thin stream of tap water. What happens? (a) the water freezes (b) the stream bends (c) nothing at all (d) the water stops
4. 4.⚡ A rubbed comb is held near thermocol bits. What happens? (a) does not move (b) jumps to the comb
5. 5.⚡ You comb dry hair and hold the comb near tiny paper bits. What happens? (a) nothing happens (b) they turn wet (c) they turn blue (d) the bits jump to it
6. 6.True or false: a mirror is needed for the static comb. (a) True (b) False
7. 7.🛟 Static from a comb is safe. Which electricity must children never play with? (a) plug points at home (b) a rubbed balloon (c) paper bits on a comb (d) a rubbed plastic comb
8. 8.🔍 Which is the odd one out? (a) a pebble (b) a heavy book (c) a steel spoon (d) thermocol bits
9. 9.🛟 There is lightning outside. Where is it safest to be? (a) in an open field (b) indoors (c) under a tall tree (d) on a rooftop
10. 10.⚡ A rubbed comb is held near a heavy book. What happens? (a) does not move (b) jumps to the comb
11. 11.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a balloon (b) tiny paper bits (c) a mirror (d) dry hair
12. 12.🧺 Which of these is needed for the static comb? (a) turmeric powder (b) a balloon (c) vinegar (d) a magnet
13. 13.⚡ A rubbed comb is held near dry hair. What happens? (a) jumps to the comb (b) does not move
14. 14.True or false: puffed rice jumps to a charged comb. (a) True (b) False
15. 15.True or false: tiny paper bits jumps to a charged comb. (a) False (b) True
16. 16.🧺 Do we need a plastic comb for the static comb? (a) needed (b) not needed
17. 17.🧺 Which of these is not needed for the static comb? (a) tiny paper bits (b) a battery cell (c) a plastic comb (d) dry hair
18. 18.True or false: turmeric powder is not needed for the static comb. (a) False (b) True
19. 19.⚖️ 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
20. 20.🔮 Predict: you wet the comb before trying again. What happens? (a) it hardly works (b) it becomes a magnet (c) it works better (d) it lights up
21. 21.⚡ Which of these does not move to a charged comb? (a) tiny paper bits (b) a thin water stream (c) dry hair (d) a heavy book
22. 22.True or false: a plastic comb is not needed for the static comb. (a) True (b) False
23. 23.True or false: dry hair does not move to a charged comb. (a) True (b) False
24. 24.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) tiny paper bits (b) dry hair (c) turmeric powder (d) a plastic comb
25. 25.🔍 Which is the odd one out? (a) tiny paper bits (b) a heavy book (c) dry hair (d) a thin water stream
26. 26.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: the same comb is kept the same. (a) True (b) False
27. 27.🧺 Which of these is not needed for the static comb? (a) dry hair (b) yeast (c) tiny paper bits (d) a plastic comb
28. 28.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) yeast (b) tiny paper bits (c) a balloon (d) dry hair
29. 29.⚡ Why does the rubbed comb pull the paper bits? (a) it is hot (b) it has static charge (c) it is a magnet (d) it is sticky
30. 30.True or false: thermocol bits does not move to a charged comb. (a) True (b) False
31. 31.True or false: a pebble jumps to a charged comb. (a) True (b) False
32. 32.🧺 Which of these is needed for the static comb? (a) turmeric powder (b) dry hair (c) yeast (d) vinegar
33. 33.🔍 Which is the odd one out? (a) tiny paper bits (b) thermocol bits (c) puffed rice (d) a pebble
34. 34.True or false: tiny paper bits is needed for the static comb. (a) True (b) False
35. 35.⚖️ 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
36. 36.🧺 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
37. 37.⚖️ 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
38. 38.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) tiny paper bits (b) dry hair (c) a balloon (d) a magnet
39. 39.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? What do we do with “paper bits picked up”? (a) we measure it (b) we keep it the same (c) we change it
40. 40.🧺 Which of these is not needed for the static comb? (a) dry hair (b) a plastic comb (c) a mirror (d) tiny paper bits

Free science experiments lessons, practice and worksheets at talentjr.in/science-experiments-for-kids