Static Electricity Experiment Worksheet

Science experiments lesson 21: Static electricity: comb and paper bits · Set 33 · 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 magnet is not needed for the static comb. (a) True (b) False
2. 2.🔍 Which is the odd one out? (a) dry hair (b) a thin water stream (c) puffed rice (d) a brick
3. 3.🛟 There is lightning outside. Where is it safest to be? (a) in an open field (b) on a rooftop (c) indoors (d) under a tall tree
4. 4.⚡ A rubbed comb is held near tiny paper bits. What happens? (a) jumps to the comb (b) does not move
5. 5.🧺 Which of these is not needed for the static comb? (a) tiny paper bits (b) a plastic comb (c) a balloon (d) a magnet
6. 6.⚡ Why does the rubbed comb pull the paper bits? (a) it is a magnet (b) it is hot (c) it has static charge (d) it is sticky
7. 7.🔮 Predict: you rub a balloon on dry hair and hold it on a wall. What happens? (a) it bursts at once (b) it turns into water (c) it falls straight down (d) it sticks for a while
8. 8.🧺 Do we need a battery cell for the static comb? (a) not needed (b) needed
9. 9.⚡ Which of these jumps to a charged comb? (a) a steel spoon (b) puffed rice (c) a pebble (d) a heavy book
10. 10.📘 Rubbing moves tiny charges. What do we call the charge that builds up? (a) static electricity (b) magnetism (c) sunlight (d) gravity
11. 11.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: the same hair is what we measure. (a) True (b) False
12. 12.🛟 Static from a comb is safe. Which electricity must children never play with? (a) a rubbed plastic comb (b) a rubbed balloon (c) paper bits on a comb (d) plug points at home
13. 13.🔍 Which is the odd one out? (a) a steel spoon (b) a thin water stream (c) a brick (d) a heavy book
14. 14.🧺 Which of these is not needed for the static comb? (a) a plastic comb (b) a balloon (c) turmeric powder (d) dry hair
15. 15.True or false: dry hair is not needed for the static comb. (a) True (b) False
16. 16.🧺 Do we need tiny paper bits for the static comb? (a) needed (b) not needed
17. 17.⚖️ 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 measure it (c) we keep it the same
18. 18.⚡ Why does the comb trick work best on a dry day? (a) dry days are noisy (b) wet hair is magnetic (c) water adds charge (d) damp air leaks charge
19. 19.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? Which of these is the one thing we change? (a) number of rubs (b) the same hair (c) distance to the paper (d) the paper bit size
20. 20.⚖️ 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 measure it (c) we keep it the same
21. 21.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: the same hair is the one thing we change. (a) False (b) True
22. 22.🔍 Which is the odd one out? (a) a heavy book (b) a brick (c) a pebble (d) tiny paper bits
23. 23.⚡ Which big natural spark is caused by static electricity? (a) lightning (b) a rainbow (c) dew (d) the wind
24. 24.True or false: yeast is not needed for the static comb. (a) False (b) True
25. 25.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? What do we do with “the same hair”? (a) we measure it (b) we keep it the same (c) we change it
26. 26.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a plastic comb (b) tiny paper bits (c) dry hair (d) turmeric powder
27. 27.⚡ Which of these jumps to a charged comb? (a) a thin water stream (b) a heavy book (c) a steel spoon (d) a pebble
28. 28.True or false: yeast is needed for the static comb. (a) False (b) True
29. 29.⚡ Which of these does not move to a charged comb? (a) tiny paper bits (b) dry hair (c) puffed rice (d) a heavy book
30. 30.True or false: thermocol bits jumps to a charged comb. (a) False (b) True
31. 31.⚖️ 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 keep it the same (c) we change it
32. 32.True or false: a thin water stream does not move to a charged comb. (a) True (b) False
33. 33.⚡ A rubbed comb is held near thermocol bits. What happens? (a) jumps to the comb (b) does not move
34. 34.True or false: a brick jumps to a charged comb. (a) False (b) True
35. 35.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? What do we do with “paper bits picked up”? (a) we change it (b) we measure it (c) we keep it the same
36. 36.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: distance to the paper is the one thing we change. (a) True (b) False
37. 37.True or false: a thin water stream jumps to a charged comb. (a) True (b) False
38. 38.True or false: dry hair is needed for the static comb. (a) False (b) True
39. 39.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) dry hair (b) a battery cell (c) a plastic comb (d) a balloon
40. 40.⚖️ 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) paper bits picked up (c) number of rubs (d) distance to the paper

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