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