Static Electricity Experiment Worksheet
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.
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- 1.🔍 Which is the odd one out? (a) dry hair (b) tiny paper bits (c) a heavy book (d) a thin water stream
- 2.🧺 Which of these is needed for the static comb? (a) a mirror (b) turmeric powder (c) a plastic comb (d) a magnet
- 3.True or false: a mirror is needed for the static comb. (a) True (b) False
- 4.🔮 Predict: you rub a balloon on dry hair and hold it on a wall. What happens? (a) it bursts at once (b) it sticks for a while (c) it falls straight down (d) it turns into water
- 5.🛟 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
- 6.🧺 Do we need dry hair for the static comb? (a) needed (b) not needed
- 7.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: the same hair is what we measure. (a) False (b) True
- 8.🧺 Which of these is not needed for the static comb? (a) dry hair (b) tiny paper bits (c) a mirror (d) a plastic comb
- 9.🧺 Which of these is needed for the static comb? (a) turmeric powder (b) vinegar (c) tiny paper bits (d) a mirror
- 10.⚡ You comb dry hair and hold the comb near tiny paper bits. What happens? (a) they turn blue (b) the bits jump to it (c) they turn wet (d) nothing happens
- 11.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? What do we do with “distance to the paper”? (a) we measure it (b) we keep it the same (c) we change it
- 12.🧺 Do we need tiny paper bits for the static comb? (a) not needed (b) needed
- 13.⚖️ 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 keep it the same (c) we measure it
- 14.📘 Rubbing moves tiny charges. What do we call the charge that builds up? (a) static electricity (b) magnetism (c) sunlight (d) gravity
- 15.⚖️ 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
- 16.🔍 Which is the odd one out? (a) a pebble (b) a brick (c) a heavy book (d) puffed rice
- 17.True or false: tiny paper bits jumps to a charged comb. (a) False (b) True
- 18.⚡ Why does the rubbed comb pull the paper bits? (a) it is hot (b) it is a magnet (c) it has static charge (d) it is sticky
- 19.🧺 Which of these is needed for the static comb? (a) turmeric powder (b) dry hair (c) a mirror (d) a magnet
- 20.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a plastic comb (b) a balloon (c) a magnet (d) dry hair
- 21.⚡ Which of these jumps to a charged comb? (a) tiny paper bits (b) a heavy book (c) a steel spoon (d) a pebble
- 22.True or false: dry hair does not move to a charged comb. (a) False (b) True
- 23.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) dry hair (b) a plastic comb (c) a balloon (d) vinegar
- 24.🔮 Predict: you wet the comb before trying again. What happens? (a) it works better (b) it lights up (c) it becomes a magnet (d) it hardly works
- 25.⚡ A rubbed comb is held near tiny paper bits. What happens? (a) jumps to the comb (b) does not move
- 26.True or false: turmeric powder is not needed for the static comb. (a) True (b) False
- 27.⚖️ 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) False (b) True
- 28.🔮 Predict: a charged comb is held near a thin stream of tap water. What happens? (a) nothing at all (b) the water stops (c) the water freezes (d) the stream bends
- 29.🧺 Do we need a magnet for the static comb? (a) needed (b) not needed
- 30.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a plastic comb (b) tiny paper bits (c) a balloon (d) a mirror
- 31.⚡ Which of these jumps to a charged comb? (a) thermocol bits (b) a brick (c) a heavy book (d) a pebble
- 32.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) tiny paper bits (b) a balloon (c) turmeric powder (d) dry hair
- 33.🧺 Which of these is not needed for the static comb? (a) dry hair (b) turmeric powder (c) a balloon (d) tiny paper bits
- 34.⚖️ 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) False (b) True
- 35.⚖️ 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
- 36.⚖️ 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) True (b) False
- 37.⚖️ 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) distance to the paper (c) paper bits picked up
- 38.⚡ Which of these does not move to a charged comb? (a) a thin water stream (b) dry hair (c) a brick (d) tiny paper bits
- 39.True or false: a pebble does not move to a charged comb. (a) True (b) False
- 40.True or false: a battery cell is needed for the static comb. (a) True (b) False
Answer key
- a heavy book
- a plastic comb
- False
- it sticks for a while
- indoors
- needed
- False
- a mirror
- tiny paper bits
- the bits jump to it
- we keep it the same
- needed
- we keep it the same
- static electricity
- True
- puffed rice
- True
- it has static charge
- dry hair
- a magnet
- tiny paper bits
- False
- vinegar
- it hardly works
- jumps to the comb
- True
- True
- the stream bends
- not needed
- a mirror
- thermocol bits
- turmeric powder
- turmeric powder
- False
- True
- True
- distance to the paper
- a brick
- True
- False
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