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