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