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