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 of these is needed for making butter? (a) a balloon (b) turmeric powder (c) a battery cell (d) cold water to rinse
- 2.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: how hard we shake is the one thing we change. (a) True (b) False
- 3.🛟 Why must the jar lid be screwed on tightly? (a) so cream does not spill (b) so it turns yellow (c) so it gets hot (d) so air gets out
- 4.🔮 Predict: the jar is filled right to the top with cream. What happens? (a) it turns pink (b) it takes much longer (c) it is much faster (d) it makes salt
- 5.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: the cream temperature is kept the same. (a) False (b) True
- 6.🧈 Can this change be undone: browning lemon ink? (a) cannot be undone (b) can be undone
- 7.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) a timer (b) cold water to rinse (c) a balloon (d) a jar with a tight lid
- 8.⚖️ Fair test — does cold cream turn into butter faster than warm cream? What do we do with “how hard we shake”? (a) we measure it (b) we change it (c) we keep it the same
- 9.🔍 What do you see after shaking cream in a jar for a long time? (a) clear water only (b) bubbles of gas (c) lumps of butter (d) sugar crystals
- 10.🧺 Do we need yeast for making butter? (a) needed (b) not needed
- 11.True or false: freezing water is a change that cannot be undone. (a) True (b) False
- 12.🧺 Which of these is needed for making butter? (a) a bowl (b) a mirror (c) yeast (d) turmeric powder
- 13.⚖️ Fair test — does cold cream turn into butter faster than warm cream? Which of these is what we measure? (a) time to make butter (b) the cream temperature (c) how hard we shake (d) the amount of cream
- 14.🧺 Do we need a balloon for making butter? (a) not needed (b) needed
- 15.🧺 Do we need cold water to rinse for making butter? (a) needed (b) not needed
- 16.🧈 Can this change be undone: freezing water? (a) can be undone (b) cannot be undone
- 17.🧈 Which tool is used in many Indian homes to churn curd into butter? (a) a sieve (b) a mathani (churner) (c) a pressure cooker (d) a rolling pin
- 18.True or false: a balloon is not needed for making butter. (a) True (b) False
- 19.🧈 Which of these is a change that cannot be undone? (a) folding paper (b) melting butter (c) melting ice (d) browning lemon ink
- 20.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) a battery cell (b) fresh cream (c) a timer (d) a bowl
- 21.🔮 Predict: you shake skimmed milk (with almost no cream) instead. What happens? (a) more butter forms (b) no butter forms (c) it turns to cheese (d) it turns blue
- 22.🧺 Which of these is needed for making butter? (a) turmeric powder (b) fresh cream (c) yeast (d) a balloon
- 23.🧈 Can this change be undone: rusting iron? (a) can be undone (b) cannot be undone
- 24.🧺 Which of these is not needed for making butter? (a) fresh cream (b) a bowl (c) a timer (d) a battery cell
- 25.🛟 Why is a plastic jar a good choice for shaking? (a) it is hotter (b) it is heavier (c) it is magnetic (d) it will not break
- 26.🧈 Can this change be undone: melting butter? (a) can be undone (b) cannot be undone
- 27.True or false: milk turning to curd is a change that can be undone. (a) True (b) False
- 28.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: time to make butter is kept the same. (a) False (b) True
- 29.🧈 Why does shaking cream make butter? (a) the jar adds butter (b) shaking adds salt (c) fat bits stick together (d) the lid is warm
- 30.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: the amount of cream is kept the same. (a) False (b) True
- 31.🔍 Which is the odd one out? (a) melting ice (b) freezing water (c) melting butter (d) milk turning to curd
- 32.True or false: cooking an egg is a change that can be undone. (a) False (b) True
- 33.⚖️ Fair test — does cold cream turn into butter faster than warm cream? What do we do with “the same jar”? (a) we keep it the same (b) we change it (c) we measure it
- 34.🔍 Which is the odd one out? (a) folding paper (b) melting ice (c) freezing water (d) cooking an egg
- 35.True or false: melting ice is a change that cannot be undone. (a) True (b) False
- 36.🧈 Can this change be undone: folding paper? (a) cannot be undone (b) can be undone
- 37.⚖️ Fair test — does cold cream turn into butter faster than warm cream? Which of these is the one thing we change? (a) time to make butter (b) the cream temperature (c) the same jar (d) the amount of cream
- 38.🧈 Can this change be undone: cooking an egg? (a) can be undone (b) cannot be undone
- 39.🧈 Can this change be undone: milk turning to curd? (a) can be undone (b) cannot be undone
- 40.True or false: browning lemon ink is a change that cannot be undone. (a) True (b) False
Answer key
- cold water to rinse
- False
- so cream does not spill
- it takes much longer
- False
- cannot be undone
- a balloon
- we keep it the same
- lumps of butter
- not needed
- False
- a bowl
- time to make butter
- not needed
- needed
- can be undone
- a mathani (churner)
- True
- browning lemon ink
- a battery cell
- no butter forms
- fresh cream
- cannot be undone
- a battery cell
- it will not break
- can be undone
- False
- False
- fat bits stick together
- True
- milk turning to curd
- False
- we keep it the same
- cooking an egg
- False
- can be undone
- the cream temperature
- cannot be undone
- cannot be undone
- True
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