Static Electricity Experiment Worksheet

Science experiments lesson 21: Static electricity: comb and paper bits · Set 489 · 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.🧺 Do we need a balloon for the static comb? (a) not needed (b) needed
2. 2.🧺 Do we need dry hair for the static comb? (a) needed (b) not needed
3. 3.⚡ Which big natural spark is caused by static electricity? (a) a rainbow (b) lightning (c) dew (d) the wind
4. 4.True or false: a thin water stream does not move to a charged comb. (a) False (b) True
5. 5.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? What do we do with “the same comb”? (a) we measure it (b) we keep it the same (c) we change it
6. 6.🧺 Do we need a battery cell for the static comb? (a) needed (b) not needed
7. 7.⚡ A rubbed comb is held near tiny paper bits. What happens? (a) jumps to the comb (b) does not move
8. 8.⚡ Which of these jumps to a charged comb? (a) a heavy book (b) dry hair (c) a pebble (d) a brick
9. 9.⚡ Which of these does not move to a charged comb? (a) a steel spoon (b) thermocol bits (c) puffed rice (d) a thin water stream
10. 10.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? Which of these is the one thing we change? (a) distance to the paper (b) number of rubs (c) the paper bit size (d) the same comb
11. 11.⚡ A rubbed comb is held near dry hair. What happens? (a) jumps to the comb (b) does not move
12. 12.🛟 There is lightning outside. Where is it safest to be? (a) under a tall tree (b) indoors (c) on a rooftop (d) in an open field
13. 13.🔍 Which is the odd one out? (a) dry hair (b) a heavy book (c) puffed rice (d) thermocol bits
14. 14.📘 Rubbing moves tiny charges. What do we call the charge that builds up? (a) sunlight (b) magnetism (c) static electricity (d) gravity
15. 15.🔍 Which is the odd one out? (a) thermocol bits (b) a heavy book (c) a pebble (d) a steel spoon
16. 16.🛟 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) plug points at home (d) a rubbed balloon
17. 17.True or false: a steel spoon jumps to a charged comb. (a) False (b) True
18. 18.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a balloon (b) dry hair (c) a magnet (d) a plastic comb
19. 19.⚖️ 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 change it (c) we keep it the same
20. 20.🧺 Which of these is not needed for the static comb? (a) a plastic comb (b) a magnet (c) dry hair (d) tiny paper bits
21. 21.⚡ A rubbed comb is held near a pebble. What happens? (a) jumps to the comb (b) does not move
22. 22.🧺 Do we need a mirror for the static comb? (a) not needed (b) needed
23. 23.🔮 Predict: a charged comb is held near a thin stream of tap water. What happens? (a) nothing at all (b) the stream bends (c) the water freezes (d) the water stops
24. 24.🧺 Which of these is needed for the static comb? (a) a plastic comb (b) a mirror (c) a magnet (d) vinegar
25. 25.True or false: a magnet is not needed for the static comb. (a) False (b) True
26. 26.⚡ Which of these jumps to a charged comb? (a) a pebble (b) a heavy book (c) a brick (d) a thin water stream
27. 27.⚡ Which of these does not move to a charged comb? (a) a thin water stream (b) dry hair (c) tiny paper bits (d) a heavy book
28. 28.⚖️ 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
29. 29.🧺 Which of these is needed for the static comb? (a) dry hair (b) a magnet (c) vinegar (d) a mirror
30. 30.⚖️ 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) False (b) True
31. 31.🔍 Which is the odd one out? (a) a pebble (b) a thin water stream (c) tiny paper bits (d) dry hair
32. 32.True or false: a mirror is not needed for the static comb. (a) True (b) False
33. 33.⚡ You comb dry hair and hold the comb near tiny paper bits. What happens? (a) nothing happens (b) they turn wet (c) the bits jump to it (d) they turn blue
34. 34.🧺 Which of these is not needed for the static comb? (a) turmeric powder (b) a plastic comb (c) a balloon (d) dry hair
35. 35.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) yeast (b) a plastic comb (c) a balloon (d) dry hair
36. 36.⚡ A rubbed comb is held near thermocol bits. What happens? (a) does not move (b) jumps to the comb
37. 37.🧺 Do we need turmeric powder for the static comb? (a) needed (b) not needed
38. 38.🧺 Do we need tiny paper bits for the static comb? (a) needed (b) not needed
39. 39.🧺 Which of these is needed for the static comb? (a) a balloon (b) turmeric powder (c) vinegar (d) yeast
40. 40.True or false: a plastic comb is needed for the static comb. (a) True (b) False

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