Static Electricity Experiment Worksheet

Science experiments lesson 21: Static electricity: comb and paper bits · Set 251 · 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: turmeric powder is needed for the static comb. (a) True (b) False
2. 2.🛟 There is lightning outside. Where is it safest to be? (a) on a rooftop (b) indoors (c) under a tall tree (d) in an open field
3. 3.🧺 Do we need a plastic comb for the static comb? (a) not needed (b) needed
4. 4.True or false: turmeric powder is not needed for the static comb. (a) False (b) True
5. 5.True or false: thermocol bits jumps to a charged comb. (a) False (b) True
6. 6.🛟 Static from a comb is safe. Which electricity must children never play with? (a) a rubbed balloon (b) paper bits on a comb (c) plug points at home (d) a rubbed plastic comb
7. 7.🔍 Which is the odd one out? (a) a brick (b) a steel spoon (c) a heavy book (d) puffed rice
8. 8.⚖️ 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 measure it (c) we keep it the same
9. 9.🔮 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 stops (d) the water freezes
10. 10.🧺 Which of these is needed for the static comb? (a) vinegar (b) yeast (c) a plastic comb (d) a magnet
11. 11.⚖️ 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) False (b) True
12. 12.🧺 Do we need tiny paper bits for the static comb? (a) not needed (b) needed
13. 13.🔮 Predict: you wet the comb before trying again. What happens? (a) it works better (b) it becomes a magnet (c) it lights up (d) it hardly works
14. 14.🔍 Which is the odd one out? (a) a heavy book (b) puffed rice (c) thermocol bits (d) dry hair
15. 15.⚡ Which of these jumps to a charged comb? (a) a brick (b) a pebble (c) a heavy book (d) a thin water stream
16. 16.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) dry hair (b) tiny paper bits (c) turmeric powder (d) a balloon
17. 17.🧺 Do we need turmeric powder for the static comb? (a) needed (b) not needed
18. 18.🧺 Which of these is not needed for the static comb? (a) a plastic comb (b) dry hair (c) a battery cell (d) a balloon
19. 19.⚖️ 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) distance to the paper
20. 20.⚡ 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
21. 21.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a balloon (b) a plastic comb (c) dry hair (d) a magnet
22. 22.⚡ A rubbed comb is held near a thin water stream. What happens? (a) jumps to the comb (b) does not move
23. 23.🔍 Which is the odd one out? (a) dry hair (b) a heavy book (c) a brick (d) a pebble
24. 24.True or false: dry hair does not move to a charged comb. (a) False (b) True
25. 25.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) tiny paper bits (b) a balloon (c) a mirror (d) dry hair
26. 26.True or false: a battery cell is not needed for the static comb. (a) False (b) True
27. 27.📘 Rubbing moves tiny charges. What do we call the charge that builds up? (a) gravity (b) static electricity (c) sunlight (d) magnetism
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? Which of these is what we measure? (a) the same hair (b) number of rubs (c) paper bits picked up (d) distance to the paper
30. 30.🧺 Which of these is needed for the static comb? (a) yeast (b) turmeric powder (c) a balloon (d) a magnet
31. 31.⚖️ 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
32. 32.⚖️ 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
33. 33.🧺 Which of these is needed for the static comb? (a) tiny paper bits (b) vinegar (c) yeast (d) a mirror
34. 34.True or false: tiny paper bits is not needed for the static comb. (a) False (b) True
35. 35.🔍 Which is the odd one out? (a) thermocol bits (b) tiny paper bits (c) a steel spoon (d) puffed rice
36. 36.⚡ A rubbed comb is held near a brick. What happens? (a) jumps to the comb (b) does not move
37. 37.🧺 Do we need a balloon for the static comb? (a) not needed (b) needed
38. 38.⚡ Which of these jumps to a charged comb? (a) a heavy book (b) a brick (c) thermocol bits (d) a pebble
39. 39.⚡ A rubbed comb is held near puffed rice. What happens? (a) jumps to the comb (b) does not move
40. 40.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: the paper bit size is kept the same. (a) True (b) False

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