Static Electricity Experiment Worksheet

Science experiments lesson 21: Static electricity: comb and paper bits · Set 340 · 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.🔮 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
2. 2.True or false: tiny paper bits is needed for the static comb. (a) False (b) True
3. 3.🛟 There is lightning outside. Where is it safest to be? (a) under a tall tree (b) in an open field (c) on a rooftop (d) indoors
4. 4.True or false: yeast is not needed for the static comb. (a) False (b) True
5. 5.⚡ Which of these jumps to a charged comb? (a) a heavy book (b) a brick (c) tiny paper bits (d) a steel spoon
6. 6.True or false: a plastic comb is not needed for the static comb. (a) False (b) True
7. 7.True or false: turmeric powder is not needed for the static comb. (a) False (b) True
8. 8.🧺 Which of these is not needed for the static comb? (a) a balloon (b) a plastic comb (c) dry hair (d) yeast
9. 9.⚡ 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
10. 10.🧺 Do we need dry hair for the static comb? (a) not needed (b) needed
11. 11.🧺 Which of these is needed for the static comb? (a) a mirror (b) tiny paper bits (c) turmeric powder (d) vinegar
12. 12.🧺 Which of these is not needed for the static comb? (a) a plastic comb (b) a magnet (c) tiny paper bits (d) dry hair
13. 13.True or false: a mirror is not needed for the static comb. (a) True (b) False
14. 14.True or false: a thin water stream jumps to a charged comb. (a) True (b) False
15. 15.🔍 Which is the odd one out? (a) a heavy book (b) dry hair (c) thermocol bits (d) tiny paper bits
16. 16.True or false: a thin water stream does not move to a charged comb. (a) True (b) False
17. 17.⚡ Which of these does not move to a charged comb? (a) a thin water stream (b) thermocol bits (c) a steel spoon (d) dry hair
18. 18.⚡ You comb dry hair and hold the comb near tiny paper bits. What happens? (a) nothing happens (b) they turn blue (c) the bits jump to it (d) they turn wet
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.🧺 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
21. 21.⚖️ 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 comb (c) the paper bit size (d) the same hair
22. 22.🧺 Do we need yeast for the static comb? (a) not needed (b) needed
23. 23.⚡ Which big natural spark is caused by static electricity? (a) a rainbow (b) dew (c) lightning (d) the wind
24. 24.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? Which of these is what we measure? (a) the paper bit size (b) the same hair (c) paper bits picked up (d) distance to the paper
25. 25.⚡ A rubbed comb is held near a brick. What happens? (a) jumps to the comb (b) does not move
26. 26.⚖️ 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
27. 27.🧺 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) a mirror
28. 28.🔮 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
29. 29.🧺 Which of these is needed for the static comb? (a) a balloon (b) vinegar (c) a magnet (d) a mirror
30. 30.🛟 Static from a comb is safe. Which electricity must children never play with? (a) a rubbed plastic comb (b) a rubbed balloon (c) plug points at home (d) paper bits on a comb
31. 31.🧺 Do we need a balloon for the static comb? (a) not needed (b) needed
32. 32.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) tiny paper bits (b) dry hair (c) a plastic comb (d) a battery cell
33. 33.📘 Rubbing moves tiny charges. What do we call the charge that builds up? (a) sunlight (b) magnetism (c) static electricity (d) gravity
34. 34.⚡ Which of these does not move to a charged comb? (a) a brick (b) tiny paper bits (c) a thin water stream (d) puffed rice
35. 35.🧺 Which of these is not needed for the static comb? (a) a balloon (b) a battery cell (c) tiny paper bits (d) a plastic comb
36. 36.True or false: a brick does not move to a charged comb. (a) False (b) True
37. 37.⚖️ 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 keep it the same (c) we measure it
38. 38.⚡ A rubbed comb is held near thermocol bits. What happens? (a) does not move (b) jumps to the comb
39. 39.True or false: a steel spoon jumps to a charged comb. (a) True (b) False
40. 40.⚡ Which of these does not move to a charged comb? (a) tiny paper bits (b) a thin water stream (c) puffed rice (d) a pebble

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