Static Electricity Experiment Worksheet

Science experiments lesson 21: Static electricity: comb and paper bits · Set 462 · 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.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a plastic comb (b) turmeric powder (c) tiny paper bits (d) a balloon
2. 2.🧺 Do we need a balloon for the static comb? (a) not needed (b) needed
3. 3.⚡ Which of these jumps to a charged comb? (a) a steel spoon (b) dry hair (c) a pebble (d) a brick
4. 4.⚡ You comb dry hair and hold the comb near tiny paper bits. What happens? (a) they turn wet (b) they turn blue (c) nothing happens (d) the bits jump to it
5. 5.📘 Rubbing moves tiny charges. What do we call the charge that builds up? (a) magnetism (b) static electricity (c) gravity (d) sunlight
6. 6.🧺 Do we need a mirror for the static comb? (a) not needed (b) needed
7. 7.🧺 Which of these is not needed for the static comb? (a) dry hair (b) a balloon (c) a plastic comb (d) turmeric powder
8. 8.🔮 Predict: you rub a balloon on dry hair and hold it on a wall. What happens? (a) it falls straight down (b) it bursts at once (c) it sticks for a while (d) it turns into water
9. 9.⚖️ 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) False (b) True
10. 10.🧺 Do we need tiny paper bits for the static comb? (a) needed (b) not needed
11. 11.🧺 Which of these is needed for the static comb? (a) vinegar (b) a battery cell (c) a magnet (d) dry hair
12. 12.True or false: a brick does not move to a charged comb. (a) True (b) False
13. 13.🔮 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
14. 14.🧺 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 battery cell
15. 15.True or false: a magnet is needed for the static comb. (a) False (b) True
16. 16.⚡ A rubbed comb is held near a thin water stream. What happens? (a) does not move (b) jumps to the comb
17. 17.🧺 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) yeast
18. 18.⚡ A rubbed comb is held near a steel spoon. What happens? (a) does not move (b) jumps to the comb
19. 19.🛟 There is lightning outside. Where is it safest to be? (a) on a rooftop (b) indoors (c) in an open field (d) under a tall tree
20. 20.🧺 Do we need a plastic comb for the static comb? (a) needed (b) not needed
21. 21.🧺 Which of these is not needed for the static comb? (a) dry hair (b) a plastic comb (c) yeast (d) tiny paper bits
22. 22.🔍 Which is the odd one out? (a) a brick (b) dry hair (c) thermocol bits (d) tiny paper bits
23. 23.🔮 Predict: you wet the comb before trying again. What happens? (a) it lights up (b) it becomes a magnet (c) it hardly works (d) it works better
24. 24.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: paper bits picked up is kept the same. (a) True (b) False
25. 25.🛟 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
26. 26.True or false: a balloon is needed for the static comb. (a) True (b) False
27. 27.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? Which of these is kept the same? (a) paper bits picked up (b) the same hair (c) number of rubs
28. 28.🔍 Which is the odd one out? (a) a thin water stream (b) dry hair (c) a heavy book (d) puffed rice
29. 29.True or false: a thin water stream jumps to a charged comb. (a) True (b) False
30. 30.🧺 Which of these is not needed for the static comb? (a) vinegar (b) a balloon (c) a plastic comb (d) tiny paper bits
31. 31.⚡ A rubbed comb is held near tiny paper bits. What happens? (a) jumps to the comb (b) does not move
32. 32.⚡ Which of these jumps to a charged comb? (a) tiny paper bits (b) a steel spoon (c) a heavy book (d) a brick
33. 33.🔍 Which is the odd one out? (a) a brick (b) a pebble (c) thermocol bits (d) a heavy book
34. 34.⚖️ 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
35. 35.🔍 Which is the odd one out? (a) a thin water stream (b) thermocol bits (c) tiny paper bits (d) a steel spoon
36. 36.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) dry hair (b) a mirror (c) tiny paper bits (d) a plastic comb
37. 37.🧺 Do we need dry hair for the static comb? (a) needed (b) not needed
38. 38.🧺 Which of these is needed for the static comb? (a) a plastic comb (b) yeast (c) a battery cell (d) a mirror
39. 39.True or false: dry hair does not move to a charged comb. (a) False (b) True
40. 40.🧺 Do we need a battery cell for the static comb? (a) not needed (b) needed

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