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