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