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