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