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