Static Electricity Experiment Worksheet

Science experiments lesson 21: Static electricity: comb and paper bits · Set 984 · 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.🧺 Which of these is needed for the static comb? (a) a battery cell (b) turmeric powder (c) tiny paper bits (d) a mirror
2. 2.⚡ A rubbed comb is held near a heavy book. What happens? (a) does not move (b) jumps to the comb
3. 3.True or false: turmeric powder is needed for the static comb. (a) True (b) False
4. 4.⚡ 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
5. 5.🔮 Predict: you wet the comb before trying again. What happens? (a) it lights up (b) it hardly works (c) it works better (d) it becomes a magnet
6. 6.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? Which of these is kept the same? (a) the paper bit size (b) number of rubs (c) paper bits picked up
7. 7.⚖️ 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
8. 8.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) tiny paper bits (b) a plastic comb (c) a balloon (d) a magnet
9. 9.🧺 Do we need turmeric powder for the static comb? (a) needed (b) not needed
10. 10.⚖️ 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
11. 11.⚡ Which big natural spark is caused by static electricity? (a) a rainbow (b) dew (c) the wind (d) lightning
12. 12.🧺 Do we need a magnet for the static comb? (a) needed (b) not needed
13. 13.🧺 Which of these is needed for the static comb? (a) a mirror (b) yeast (c) a plastic comb (d) vinegar
14. 14.🛟 There is lightning outside. Where is it safest to be? (a) in an open field (b) under a tall tree (c) on a rooftop (d) indoors
15. 15.True or false: a plastic comb is needed for the static comb. (a) True (b) False
16. 16.🧺 Do we need a mirror for the static comb? (a) needed (b) not needed
17. 17.🧺 Do we need yeast for the static comb? (a) needed (b) not needed
18. 18.⚡ Which of these jumps to a charged comb? (a) a steel spoon (b) a pebble (c) puffed rice (d) a heavy book
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.🧺 Which of these is needed for the static comb? (a) a magnet (b) yeast (c) dry hair (d) turmeric powder
21. 21.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? What do we do with “the paper bit size”? (a) we change it (b) we measure it (c) we keep it the same
22. 22.True or false: tiny paper bits does not move to a charged comb. (a) False (b) True
23. 23.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a balloon (b) a plastic comb (c) a mirror (d) tiny paper bits
24. 24.⚡ Why does the rubbed comb pull the paper bits? (a) it is a magnet (b) it is sticky (c) it is hot (d) it has static charge
25. 25.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? Which of these is what we measure? (a) the same comb (b) the same hair (c) paper bits picked up (d) the paper bit size
26. 26.True or false: tiny paper bits is needed for the static comb. (a) True (b) False
27. 27.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a balloon (b) a battery cell (c) tiny paper bits (d) a plastic comb
28. 28.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? Which of these is the one thing we change? (a) the paper bit size (b) the same hair (c) number of rubs (d) the same comb
29. 29.🧺 Do we need a balloon for the static comb? (a) needed (b) not needed
30. 30.True or false: a mirror is not needed for the static comb. (a) True (b) False
31. 31.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a plastic comb (b) yeast (c) a balloon (d) tiny paper bits
32. 32.🔍 Which is the odd one out? (a) dry hair (b) a thin water stream (c) puffed rice (d) a brick
33. 33.🧺 Which of these is not needed for the static comb? (a) turmeric powder (b) tiny paper bits (c) a plastic comb (d) dry hair
34. 34.🛟 Static from a comb is safe. Which electricity must children never play with? (a) plug points at home (b) paper bits on a comb (c) a rubbed plastic comb (d) a rubbed balloon
35. 35.🔮 Predict: you rub a balloon on dry hair and hold it on a wall. What happens? (a) it falls straight down (b) it sticks for a while (c) it bursts at once (d) it turns into water
36. 36.True or false: a battery cell is needed for the static comb. (a) False (b) True
37. 37.🔍 Which is the odd one out? (a) a heavy book (b) a brick (c) tiny paper bits (d) a steel spoon
38. 38.True or false: dry hair does not move to a charged comb. (a) True (b) False
39. 39.True or false: vinegar is not needed for the static comb. (a) True (b) False
40. 40.True or false: tiny paper bits is not needed for the static comb. (a) True (b) False

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