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