Butter Making Experiment Worksheet
What you do (Shake till it clumps): 1. Fill the jar only one-third full of fresh cream. 2. Screw the lid on tightly. 3. Shake hard, taking turns, for 10–15 minutes. 4. When lumps form, pour off the buttermilk and rinse the butter in cold water.
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- 1.🧈 Which tool is used in many Indian homes to churn curd into butter? (a) a pressure cooker (b) a sieve (c) a rolling pin (d) a mathani (churner)
- 2.🧺 Do we need yeast for making butter? (a) needed (b) not needed
- 3.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) yeast (b) cold water to rinse (c) a bowl (d) a timer
- 4.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) a timer (b) a bowl (c) cold water to rinse (d) turmeric powder
- 5.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) a timer (b) a bowl (c) cold water to rinse (d) a balloon
- 6.🧈 Which of these is a change that cannot be undone? (a) freezing water (b) baking a cake (c) dissolving salt (d) folding paper
- 7.⚖️ Fair test — does cold cream turn into butter faster than warm cream? What do we do with “the cream temperature”? (a) we measure it (b) we keep it the same (c) we change it
- 8.⚖️ Fair test — does cold cream turn into butter faster than warm cream? What do we do with “how hard we shake”? (a) we change it (b) we measure it (c) we keep it the same
- 9.🧈 Before the butter appears, what does the cream turn into? (a) ice (b) clear water (c) thick whipped cream (d) powder
- 10.⚖️ Fair test — does cold cream turn into butter faster than warm cream? Which of these is the one thing we change? (a) the same jar (b) how hard we shake (c) the amount of cream (d) the cream temperature
- 11.True or false: rusting iron is a change that can be undone. (a) False (b) True
- 12.True or false: a mirror is needed for making butter. (a) True (b) False
- 13.🔍 Which is the odd one out? (a) browning lemon ink (b) cooking an egg (c) baking a cake (d) folding paper
- 14.🧺 Do we need a bowl for making butter? (a) needed (b) not needed
- 15.⚖️ Fair test — does cold cream turn into butter faster than warm cream? What do we do with “the amount of cream”? (a) we keep it the same (b) we measure it (c) we change it
- 16.⚖️ Fair test — does cold cream turn into butter faster than warm cream? Which of these is what we measure? (a) the same jar (b) time to make butter (c) how hard we shake (d) the cream temperature
- 17.🛟 Why is a plastic jar a good choice for shaking? (a) it is hotter (b) it will not break (c) it is magnetic (d) it is heavier
- 18.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: the same jar is kept the same. (a) True (b) False
- 19.🧈 Can this change be undone: milk turning to curd? (a) can be undone (b) cannot be undone
- 20.True or false: a magnet is needed for making butter. (a) True (b) False
- 21.🧺 Do we need a battery cell for making butter? (a) not needed (b) needed
- 22.🧺 Which of these is needed for making butter? (a) a balloon (b) turmeric powder (c) a jar with a tight lid (d) a mirror
- 23.🧈 Can this change be undone: freezing water? (a) cannot be undone (b) can be undone
- 24.🧺 Which of these is not needed for making butter? (a) cold water to rinse (b) a jar with a tight lid (c) fresh cream (d) a mirror
- 25.🔍 What do you see after shaking cream in a jar for a long time? (a) lumps of butter (b) bubbles of gas (c) sugar crystals (d) clear water only
- 26.🧺 Do we need a magnet for making butter? (a) needed (b) not needed
- 27.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: the cream temperature is the one thing we change. (a) False (b) True
- 28.🧺 Which of these is not needed for making butter? (a) cold water to rinse (b) fresh cream (c) a timer (d) turmeric powder
- 29.True or false: browning lemon ink is a change that cannot be undone. (a) False (b) True
- 30.🧈 Which of these is a change that can be undone? (a) cooking an egg (b) dissolving salt (c) milk turning to curd (d) rusting iron
- 31.🛟 Why must the jar lid be screwed on tightly? (a) so it turns yellow (b) so cream does not spill (c) so air gets out (d) so it gets hot
- 32.🧈 Can this change be undone: rusting iron? (a) cannot be undone (b) can be undone
- 33.🔮 Predict: the jar is filled right to the top with cream. What happens? (a) it is much faster (b) it takes much longer (c) it turns pink (d) it makes salt
- 34.🧈 Can this change be undone: folding paper? (a) cannot be undone (b) can be undone
- 35.🧈 Which of these is a change that cannot be undone? (a) dissolving salt (b) rusting iron (c) melting ice (d) folding paper
- 36.🧈 Which of these is a change that can be undone? (a) baking a cake (b) cooking an egg (c) freezing water (d) browning lemon ink
- 37.🔮 Predict: you stop shaking after only one minute. What do you have? (a) ghee (b) cheese (c) still runny cream (d) butter lumps
- 38.True or false: a magnet is not needed for making butter. (a) True (b) False
- 39.🧈 Which of these is a change that can be undone? (a) folding paper (b) rusting iron (c) milk turning to curd (d) cooking an egg
- 40.🧈 What is the watery liquid left after the butter forms? (a) vinegar (b) honey (c) oil (d) buttermilk
Answer key
- a mathani (churner)
- not needed
- yeast
- turmeric powder
- a balloon
- baking a cake
- we change it
- we keep it the same
- thick whipped cream
- the cream temperature
- False
- False
- folding paper
- needed
- we keep it the same
- time to make butter
- it will not break
- True
- cannot be undone
- False
- not needed
- a jar with a tight lid
- can be undone
- a mirror
- lumps of butter
- not needed
- True
- turmeric powder
- True
- dissolving salt
- so cream does not spill
- cannot be undone
- it takes much longer
- can be undone
- rusting iron
- freezing water
- still runny cream
- True
- folding paper
- buttermilk
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